251145998

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 405917568

約数和(自身を除く): 154771570

約数列:

[1, 2, 17, 34, 97, 194, 271, 281, 542, 562, 1649, 3298, 4607, 4777, 9214, 9554, 26287, 27257, 52574, 54514, 76151, 152302, 446879, 463369, 893758, 926738, 1294567, 2589134, 7386647, 14773294, 125572999, 251145998]

約数ペア:

[(1, 251145998), (2, 125572999), (17, 14773294), (34, 7386647), (97, 2589134), (194, 1294567), (271, 926738), (281, 893758), (542, 463369), (562, 446879), (1649, 152302), (3298, 76151), (4607, 54514), (4777, 52574), (9214, 27257), (9554, 26287)]