647748296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{41801}}^1$

素因数の和:41969

約数の個数: 32

約数和(自身を含む): 1316763000

約数和(自身を除く): 669014704

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1937, 3874, 7748, 15496, 41801, 83602, 167204, 334408, 543413, 1086826, 2173652, 4347304, 6228349, 12456698, 24913396, 49826792, 80968537, 161937074, 323874148, 647748296]

約数ペア:

[(1, 647748296), (2, 323874148), (4, 161937074), (8, 80968537), (13, 49826792), (26, 24913396), (52, 12456698), (104, 6228349), (149, 4347304), (298, 2173652), (596, 1086826), (1192, 543413), (1937, 334408), (3874, 167204), (7748, 83602), (15496, 41801)]