86561874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 72

約数和(自身を含む): 219705408

約数和(自身を除く): 133143534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 311, 329, 423, 622, 658, 846, 933, 987, 1866, 1974, 2177, 2209, 2799, 2961, 4354, 4418, 5598, 5922, 6531, 6627, 13062, 13254, 14617, 15463, 19593, 19881, 29234, 30926, 39186, 39762, 43851, 46389, 87702, 92778, 102319, 131553, 139167, 204638, 263106, 278334, 306957, 613914, 686999, 920871, 1373998, 1841742, 2060997, 4121994, 4808993, 6182991, 9617986, 12365982, 14426979, 28853958, 43280937, 86561874]

約数ペア:

[(1, 86561874), (2, 43280937), (3, 28853958), (6, 14426979), (7, 12365982), (9, 9617986), (14, 6182991), (18, 4808993), (21, 4121994), (42, 2060997), (47, 1841742), (63, 1373998), (94, 920871), (126, 686999), (141, 613914), (282, 306957), (311, 278334), (329, 263106), (423, 204638), (622, 139167), (658, 131553), (846, 102319), (933, 92778), (987, 87702), (1866, 46389), (1974, 43851), (2177, 39762), (2209, 39186), (2799, 30926), (2961, 29234), (4354, 19881), (4418, 19593), (5598, 15463), (5922, 14617), (6531, 13254), (6627, 13062)]