1671978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1$

素因数の和:88

約数の個数: 72

約数和(自身を含む): 4366656

約数和(自身を除く): 2694678

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 47, 49, 66, 77, 94, 98, 121, 141, 147, 154, 231, 242, 282, 294, 329, 363, 462, 517, 539, 658, 726, 847, 987, 1034, 1078, 1551, 1617, 1694, 1974, 2303, 2541, 3102, 3234, 3619, 4606, 5082, 5687, 5929, 6909, 7238, 10857, 11374, 11858, 13818, 17061, 17787, 21714, 25333, 34122, 35574, 39809, 50666, 75999, 79618, 119427, 151998, 238854, 278663, 557326, 835989, 1671978]

約数ペア:

[(1, 1671978), (2, 835989), (3, 557326), (6, 278663), (7, 238854), (11, 151998), (14, 119427), (21, 79618), (22, 75999), (33, 50666), (42, 39809), (47, 35574), (49, 34122), (66, 25333), (77, 21714), (94, 17787), (98, 17061), (121, 13818), (141, 11858), (147, 11374), (154, 10857), (231, 7238), (242, 6909), (282, 5929), (294, 5687), (329, 5082), (363, 4606), (462, 3619), (517, 3234), (539, 3102), (658, 2541), (726, 2303), (847, 1974), (987, 1694), (1034, 1617), (1078, 1551)]