15972715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 22063104

約数和(自身を除く): 6090389

約数列:

[1, 5, 11, 37, 47, 55, 167, 185, 235, 407, 517, 835, 1739, 1837, 2035, 2585, 6179, 7849, 8695, 9185, 19129, 30895, 39245, 67969, 86339, 95645, 290413, 339845, 431695, 1452065, 3194543, 15972715]

約数ペア:

[(1, 15972715), (5, 3194543), (11, 1452065), (37, 431695), (47, 339845), (55, 290413), (167, 95645), (185, 86339), (235, 67969), (407, 39245), (517, 30895), (835, 19129), (1739, 9185), (1837, 8695), (2035, 7849), (2585, 6179)]