289253416

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{2131}}^1$

素因数の和:2222

約数の個数: 48

約数和(自身を含む): 584850240

約数和(自身を除く): 295596824

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 361, 376, 722, 893, 1444, 1786, 2131, 2888, 3572, 4262, 7144, 8524, 16967, 17048, 33934, 40489, 67868, 80978, 100157, 135736, 161956, 200314, 323912, 400628, 769291, 801256, 1538582, 1902983, 3077164, 3805966, 6154328, 7611932, 15223864, 36156677, 72313354, 144626708, 289253416]

約数ペア:

[(1, 289253416), (2, 144626708), (4, 72313354), (8, 36156677), (19, 15223864), (38, 7611932), (47, 6154328), (76, 3805966), (94, 3077164), (152, 1902983), (188, 1538582), (361, 801256), (376, 769291), (722, 400628), (893, 323912), (1444, 200314), (1786, 161956), (2131, 135736), (2888, 100157), (3572, 80978), (4262, 67868), (7144, 40489), (8524, 33934), (16967, 17048)]