864612

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 2585856

約数和(自身を除く): 1721244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 73, 84, 94, 126, 141, 146, 188, 219, 252, 282, 292, 329, 423, 438, 511, 564, 657, 658, 846, 876, 987, 1022, 1314, 1316, 1533, 1692, 1974, 2044, 2628, 2961, 3066, 3431, 3948, 4599, 5922, 6132, 6862, 9198, 10293, 11844, 13724, 18396, 20586, 24017, 30879, 41172, 48034, 61758, 72051, 96068, 123516, 144102, 216153, 288204, 432306, 864612]

約数ペア:

[(1, 864612), (2, 432306), (3, 288204), (4, 216153), (6, 144102), (7, 123516), (9, 96068), (12, 72051), (14, 61758), (18, 48034), (21, 41172), (28, 30879), (36, 24017), (42, 20586), (47, 18396), (63, 13724), (73, 11844), (84, 10293), (94, 9198), (126, 6862), (141, 6132), (146, 5922), (188, 4599), (219, 3948), (252, 3431), (282, 3066), (292, 2961), (329, 2628), (423, 2044), (438, 1974), (511, 1692), (564, 1533), (657, 1316), (658, 1314), (846, 1022), (876, 987)]