28231710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:593

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 45311970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 379, 382, 390, 573, 758, 955, 1137, 1146, 1895, 1910, 2274, 2483, 2865, 3790, 4927, 4966, 5685, 5730, 7449, 9854, 11370, 12415, 14781, 14898, 24635, 24830, 29562, 37245, 49270, 72389, 73905, 74490, 144778, 147810, 217167, 361945, 434334, 723890, 941057, 1085835, 1882114, 2171670, 2823171, 4705285, 5646342, 9410570, 14115855, 28231710]

約数ペア:

[(1, 28231710), (2, 14115855), (3, 9410570), (5, 5646342), (6, 4705285), (10, 2823171), (13, 2171670), (15, 1882114), (26, 1085835), (30, 941057), (39, 723890), (65, 434334), (78, 361945), (130, 217167), (191, 147810), (195, 144778), (379, 74490), (382, 73905), (390, 72389), (573, 49270), (758, 37245), (955, 29562), (1137, 24830), (1146, 24635), (1895, 14898), (1910, 14781), (2274, 12415), (2483, 11370), (2865, 9854), (3790, 7449), (4927, 5730), (4966, 5685)]