1551138830

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{487}}^1\times {\mathrm{739}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 2808069120

約数和(自身を除く): 1256930290

約数列:

[1, 2, 5, 10, 431, 487, 739, 862, 974, 1478, 2155, 2435, 3695, 4310, 4870, 7390, 209897, 318509, 359893, 419794, 637018, 719786, 1049485, 1592545, 1799465, 2098970, 3185090, 3598930, 155113883, 310227766, 775569415, 1551138830]

約数ペア:

[(1, 1551138830), (2, 775569415), (5, 310227766), (10, 155113883), (431, 3598930), (487, 3185090), (739, 2098970), (862, 1799465), (974, 1592545), (1478, 1049485), (2155, 719786), (2435, 637018), (3695, 419794), (4310, 359893), (4870, 318509), (7390, 209897)]