131870004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{22111}}^1$

素因数の和:22196

約数の個数: 48

約数和(自身を含む): 356622336

約数和(自身を除く): 224752332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 22111, 44222, 66333, 88444, 132666, 154777, 265332, 309554, 464331, 619108, 928662, 1569881, 1857324, 3139762, 4709643, 6279524, 9419286, 10989167, 18838572, 21978334, 32967501, 43956668, 65935002, 131870004]

約数ペア:

[(1, 131870004), (2, 65935002), (3, 43956668), (4, 32967501), (6, 21978334), (7, 18838572), (12, 10989167), (14, 9419286), (21, 6279524), (28, 4709643), (42, 3139762), (71, 1857324), (84, 1569881), (142, 928662), (213, 619108), (284, 464331), (426, 309554), (497, 265332), (852, 154777), (994, 132666), (1491, 88444), (1988, 66333), (2982, 44222), (5964, 22111)]