389645604

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:1025

約数の個数: 72

約数和(自身を含む): 1010126208

約数和(自身を除く): 620480604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 421, 423, 547, 564, 842, 846, 1094, 1263, 1641, 1684, 1692, 2188, 2526, 3282, 3789, 4923, 5052, 6564, 7578, 9846, 15156, 19692, 19787, 25709, 39574, 51418, 59361, 77127, 79148, 102836, 118722, 154254, 178083, 230287, 231381, 237444, 308508, 356166, 460574, 462762, 690861, 712332, 921148, 925524, 1381722, 2072583, 2763444, 4145166, 8290332, 10823489, 21646978, 32470467, 43293956, 64940934, 97411401, 129881868, 194822802, 389645604]

約数ペア:

[(1, 389645604), (2, 194822802), (3, 129881868), (4, 97411401), (6, 64940934), (9, 43293956), (12, 32470467), (18, 21646978), (36, 10823489), (47, 8290332), (94, 4145166), (141, 2763444), (188, 2072583), (282, 1381722), (421, 925524), (423, 921148), (547, 712332), (564, 690861), (842, 462762), (846, 460574), (1094, 356166), (1263, 308508), (1641, 237444), (1684, 231381), (1692, 230287), (2188, 178083), (2526, 154254), (3282, 118722), (3789, 102836), (4923, 79148), (5052, 77127), (6564, 59361), (7578, 51418), (9846, 39574), (15156, 25709), (19692, 19787)]