78542854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 130927104

約数和(自身を除く): 52384250

約数列:

[1, 2, 13, 26, 43, 86, 163, 326, 431, 559, 862, 1118, 2119, 4238, 5603, 7009, 11206, 14018, 18533, 37066, 70253, 91117, 140506, 182234, 240929, 481858, 913289, 1826578, 3020879, 6041758, 39271427, 78542854]

約数ペア:

[(1, 78542854), (2, 39271427), (13, 6041758), (26, 3020879), (43, 1826578), (86, 913289), (163, 481858), (326, 240929), (431, 182234), (559, 140506), (862, 91117), (1118, 70253), (2119, 37066), (4238, 18533), (5603, 14018), (7009, 11206)]