405735525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 843862656

約数和(自身を除く): 438127131

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 37, 39, 45, 65, 69, 75, 111, 115, 117, 163, 185, 195, 207, 225, 299, 325, 333, 345, 481, 489, 555, 575, 585, 815, 851, 897, 925, 975, 1035, 1443, 1467, 1495, 1665, 1725, 2119, 2405, 2445, 2553, 2691, 2775, 2925, 3749, 4075, 4255, 4329, 4485, 5175, 6031, 6357, 7215, 7335, 7475, 7659, 8325, 10595, 11063, 11247, 12025, 12225, 12765, 13455, 18093, 18745, 19071, 21275, 21645, 22425, 30155, 31785, 33189, 33741, 36075, 36675, 38295, 48737, 52975, 54279, 55315, 56235, 63825, 67275, 78403, 90465, 93725, 95355, 99567, 108225, 138713, 146211, 150775, 158925, 165945, 168705, 191475, 235209, 243685, 271395, 276575, 281175, 392015, 416139, 438633, 452325, 476775, 497835, 693565, 705627, 731055, 829725, 843525, 1176045, 1218425, 1248417, 1356975, 1803269, 1960075, 2080695, 2193165, 2489175, 3467825, 3528135, 3655275, 5409807, 5880225, 6242085, 9016345, 10403475, 10965825, 16229421, 17640675, 27049035, 31210425, 45081725, 81147105, 135245175, 405735525]

約数ペア:

[(1, 405735525), (3, 135245175), (5, 81147105), (9, 45081725), (13, 31210425), (15, 27049035), (23, 17640675), (25, 16229421), (37, 10965825), (39, 10403475), (45, 9016345), (65, 6242085), (69, 5880225), (75, 5409807), (111, 3655275), (115, 3528135), (117, 3467825), (163, 2489175), (185, 2193165), (195, 2080695), (207, 1960075), (225, 1803269), (299, 1356975), (325, 1248417), (333, 1218425), (345, 1176045), (481, 843525), (489, 829725), (555, 731055), (575, 705627), (585, 693565), (815, 497835), (851, 476775), (897, 452325), (925, 438633), (975, 416139), (1035, 392015), (1443, 281175), (1467, 276575), (1495, 271395), (1665, 243685), (1725, 235209), (2119, 191475), (2405, 168705), (2445, 165945), (2553, 158925), (2691, 150775), (2775, 146211), (2925, 138713), (3749, 108225), (4075, 99567), (4255, 95355), (4329, 93725), (4485, 90465), (5175, 78403), (6031, 67275), (6357, 63825), (7215, 56235), (7335, 55315), (7475, 54279), (7659, 52975), (8325, 48737), (10595, 38295), (11063, 36675), (11247, 36075), (12025, 33741), (12225, 33189), (12765, 31785), (13455, 30155), (18093, 22425), (18745, 21645), (19071, 21275)]