257054999038

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{8539}}^1\times {\mathrm{654427}}^1$

素因数の和:662991

約数の個数: 16

約数和(自身を含む): 402394688640

約数和(自身を除く): 145339689602

約数列:

[1, 2, 23, 46, 8539, 17078, 196397, 392794, 654427, 1308854, 15051821, 30103642, 5588152153, 11176304306, 128527499519, 257054999038]

約数ペア:

[(1, 257054999038), (2, 128527499519), (23, 11176304306), (46, 5588152153), (8539, 30103642), (17078, 15051821), (196397, 1308854), (392794, 654427)]