127965968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4129}}^1$

素因数の和:4299

約数の個数: 40

約数和(自身を含む): 268863000

約数和(自身を除く): 140897032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 149, 208, 298, 596, 1192, 1937, 2384, 3874, 4129, 7748, 8258, 15496, 16516, 30992, 33032, 53677, 66064, 107354, 214708, 429416, 615221, 858832, 1230442, 2460884, 4921768, 7997873, 9843536, 15995746, 31991492, 63982984, 127965968]

約数ペア:

[(1, 127965968), (2, 63982984), (4, 31991492), (8, 15995746), (13, 9843536), (16, 7997873), (26, 4921768), (52, 2460884), (104, 1230442), (149, 858832), (208, 615221), (298, 429416), (596, 214708), (1192, 107354), (1937, 66064), (2384, 53677), (3874, 33032), (4129, 30992), (7748, 16516), (8258, 15496)]