285909525

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 561943200

約数和(自身を除く): 276033675

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 331, 349, 495, 825, 993, 1047, 1655, 1745, 2475, 2979, 3141, 3641, 3839, 4965, 5235, 8275, 8725, 10923, 11517, 14895, 15705, 18205, 19195, 24825, 26175, 32769, 34551, 54615, 57585, 74475, 78525, 91025, 95975, 115519, 163845, 172755, 273075, 287925, 346557, 577595, 819225, 863775, 1039671, 1270709, 1732785, 2887975, 3812127, 5198355, 6353545, 8663925, 11436381, 19060635, 25991775, 31767725, 57181905, 95303175, 285909525]

約数ペア:

[(1, 285909525), (3, 95303175), (5, 57181905), (9, 31767725), (11, 25991775), (15, 19060635), (25, 11436381), (33, 8663925), (45, 6353545), (55, 5198355), (75, 3812127), (99, 2887975), (165, 1732785), (225, 1270709), (275, 1039671), (331, 863775), (349, 819225), (495, 577595), (825, 346557), (993, 287925), (1047, 273075), (1655, 172755), (1745, 163845), (2475, 115519), (2979, 95975), (3141, 91025), (3641, 78525), (3839, 74475), (4965, 57585), (5235, 54615), (8275, 34551), (8725, 32769), (10923, 26175), (11517, 24825), (14895, 19195), (15705, 18205)]