157218572

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{619}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 323312640

約数和(自身を除く): 166094068

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 193, 329, 386, 619, 658, 772, 1238, 1316, 1351, 2476, 2702, 4333, 5404, 8666, 9071, 17332, 18142, 29093, 36284, 58186, 63497, 116372, 119467, 126994, 203651, 238934, 253988, 407302, 477868, 814604, 836269, 1672538, 3345076, 5614949, 11229898, 22459796, 39304643, 78609286, 157218572]

約数ペア:

[(1, 157218572), (2, 78609286), (4, 39304643), (7, 22459796), (14, 11229898), (28, 5614949), (47, 3345076), (94, 1672538), (188, 836269), (193, 814604), (329, 477868), (386, 407302), (619, 253988), (658, 238934), (772, 203651), (1238, 126994), (1316, 119467), (1351, 116372), (2476, 63497), (2702, 58186), (4333, 36284), (5404, 29093), (8666, 18142), (9071, 17332)]