256230481922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1\times {\mathrm{61583}}^1$

素因数の和:62318

約数の個数: 32

約数和(自身を含む): 407222968320

約数和(自身を除く): 150992486398

約数列:

[1, 2, 19, 38, 223, 446, 491, 982, 4237, 8474, 9329, 18658, 61583, 109493, 123166, 218986, 1170077, 2080367, 2340154, 4160734, 13733009, 27466018, 30237253, 60474506, 260927171, 521854342, 574507807, 1149015614, 6742907419, 13485814838, 128115240961, 256230481922]

約数ペア:

[(1, 256230481922), (2, 128115240961), (19, 13485814838), (38, 6742907419), (223, 1149015614), (446, 574507807), (491, 521854342), (982, 260927171), (4237, 60474506), (8474, 30237253), (9329, 27466018), (18658, 13733009), (61583, 4160734), (109493, 2340154), (123166, 2080367), (218986, 1170077)]