129285256

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{659}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 245916000

約数和(自身を除く): 116630744

約数列:

[1, 2, 4, 8, 137, 179, 274, 358, 548, 659, 716, 1096, 1318, 1432, 2636, 5272, 24523, 49046, 90283, 98092, 117961, 180566, 196184, 235922, 361132, 471844, 722264, 943688, 16160657, 32321314, 64642628, 129285256]

約数ペア:

[(1, 129285256), (2, 64642628), (4, 32321314), (8, 16160657), (137, 943688), (179, 722264), (274, 471844), (358, 361132), (548, 235922), (659, 196184), (716, 180566), (1096, 117961), (1318, 98092), (1432, 90283), (2636, 49046), (5272, 24523)]