210917896

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 462672000

約数和(自身を除く): 251754104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 101, 178, 202, 356, 404, 419, 623, 707, 712, 808, 838, 1246, 1414, 1676, 2492, 2828, 2933, 3352, 4984, 5656, 5866, 8989, 11732, 17978, 23464, 35956, 37291, 42319, 62923, 71912, 74582, 84638, 125846, 149164, 169276, 251692, 261037, 296233, 298328, 338552, 503384, 522074, 592466, 1044148, 1184932, 2088296, 2369864, 3766391, 7532782, 15065564, 26364737, 30131128, 52729474, 105458948, 210917896]

約数ペア:

[(1, 210917896), (2, 105458948), (4, 52729474), (7, 30131128), (8, 26364737), (14, 15065564), (28, 7532782), (56, 3766391), (89, 2369864), (101, 2088296), (178, 1184932), (202, 1044148), (356, 592466), (404, 522074), (419, 503384), (623, 338552), (707, 298328), (712, 296233), (808, 261037), (838, 251692), (1246, 169276), (1414, 149164), (1676, 125846), (2492, 84638), (2828, 74582), (2933, 71912), (3352, 62923), (4984, 42319), (5656, 37291), (5866, 35956), (8989, 23464), (11732, 17978)]