15280965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 30576000

約数和(自身を除く): 15295035

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 139, 315, 349, 417, 695, 973, 1047, 1251, 1745, 2085, 2443, 2919, 3141, 4865, 5235, 6255, 7329, 8757, 12215, 14595, 15705, 21987, 36645, 43785, 48511, 109935, 145533, 242555, 339577, 436599, 727665, 1018731, 1697885, 2182995, 3056193, 5093655, 15280965]

約数ペア:

[(1, 15280965), (3, 5093655), (5, 3056193), (7, 2182995), (9, 1697885), (15, 1018731), (21, 727665), (35, 436599), (45, 339577), (63, 242555), (105, 145533), (139, 109935), (315, 48511), (349, 43785), (417, 36645), (695, 21987), (973, 15705), (1047, 14595), (1251, 12215), (1745, 8757), (2085, 7329), (2443, 6255), (2919, 5235), (3141, 4865)]