912681978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 1995840000

約数和(自身を除く): 1083158022

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 179, 262, 358, 393, 499, 537, 786, 998, 1074, 1497, 1703, 2327, 2994, 3406, 4654, 5109, 6487, 6981, 10218, 12974, 13962, 19461, 23449, 38922, 46898, 65369, 70347, 89321, 130738, 140694, 178642, 196107, 267963, 304837, 392214, 535926, 609674, 849797, 914511, 1161173, 1699594, 1829022, 2322346, 2549391, 3483519, 5098782, 6967038, 11701051, 23402102, 35103153, 70206306, 152113663, 304227326, 456340989, 912681978]

約数ペア:

[(1, 912681978), (2, 456340989), (3, 304227326), (6, 152113663), (13, 70206306), (26, 35103153), (39, 23402102), (78, 11701051), (131, 6967038), (179, 5098782), (262, 3483519), (358, 2549391), (393, 2322346), (499, 1829022), (537, 1699594), (786, 1161173), (998, 914511), (1074, 849797), (1497, 609674), (1703, 535926), (2327, 392214), (2994, 304837), (3406, 267963), (4654, 196107), (5109, 178642), (6487, 140694), (6981, 130738), (10218, 89321), (12974, 70347), (13962, 65369), (19461, 46898), (23449, 38922)]