8947575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 21665280

約数和(自身を除く): 12717705

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 23, 25, 35, 39, 45, 57, 63, 65, 69, 75, 91, 95, 105, 115, 117, 133, 161, 171, 175, 195, 207, 225, 247, 273, 285, 299, 315, 325, 345, 399, 437, 455, 475, 483, 525, 575, 585, 665, 741, 805, 819, 855, 897, 975, 1035, 1197, 1235, 1311, 1365, 1425, 1449, 1495, 1575, 1725, 1729, 1995, 2093, 2185, 2223, 2275, 2415, 2691, 2925, 3059, 3325, 3705, 3933, 4025, 4095, 4275, 4485, 5175, 5187, 5681, 5985, 6175, 6279, 6555, 6825, 7245, 7475, 8645, 9177, 9975, 10465, 10925, 11115, 12075, 13455, 15295, 15561, 17043, 18525, 18837, 19665, 20475, 22425, 25935, 27531, 28405, 29925, 31395, 32775, 36225, 39767, 43225, 45885, 51129, 52325, 55575, 67275, 76475, 77805, 85215, 94185, 98325, 119301, 129675, 137655, 142025, 156975, 198835, 229425, 255645, 357903, 389025, 426075, 470925, 596505, 688275, 994175, 1278225, 1789515, 2982525, 8947575]

約数ペア:

[(1, 8947575), (3, 2982525), (5, 1789515), (7, 1278225), (9, 994175), (13, 688275), (15, 596505), (19, 470925), (21, 426075), (23, 389025), (25, 357903), (35, 255645), (39, 229425), (45, 198835), (57, 156975), (63, 142025), (65, 137655), (69, 129675), (75, 119301), (91, 98325), (95, 94185), (105, 85215), (115, 77805), (117, 76475), (133, 67275), (161, 55575), (171, 52325), (175, 51129), (195, 45885), (207, 43225), (225, 39767), (247, 36225), (273, 32775), (285, 31395), (299, 29925), (315, 28405), (325, 27531), (345, 25935), (399, 22425), (437, 20475), (455, 19665), (475, 18837), (483, 18525), (525, 17043), (575, 15561), (585, 15295), (665, 13455), (741, 12075), (805, 11115), (819, 10925), (855, 10465), (897, 9975), (975, 9177), (1035, 8645), (1197, 7475), (1235, 7245), (1311, 6825), (1365, 6555), (1425, 6279), (1449, 6175), (1495, 5985), (1575, 5681), (1725, 5187), (1729, 5175), (1995, 4485), (2093, 4275), (2185, 4095), (2223, 4025), (2275, 3933), (2415, 3705), (2691, 3325), (2925, 3059)]