253356478

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{3659}}^1$

素因数の和:4139

約数の個数: 16

約数和(自身を含む): 385398000

約数和(自身を除く): 132041522

約数列:

[1, 2, 89, 178, 389, 778, 3659, 7318, 34621, 69242, 325651, 651302, 1423351, 2846702, 126678239, 253356478]

約数ペア:

[(1, 253356478), (2, 126678239), (89, 2846702), (178, 1423351), (389, 651302), (778, 325651), (3659, 69242), (7318, 34621)]