400420801

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 477550080

約数和(自身を除く): 77129279

約数列:

[1, 11, 19, 41, 83, 209, 451, 563, 779, 913, 1577, 3403, 6193, 8569, 10697, 17347, 23083, 37433, 46729, 64657, 117667, 253913, 438577, 514019, 711227, 887851, 1915889, 4824347, 9766361, 21074779, 36401891, 400420801]

約数ペア:

[(1, 400420801), (11, 36401891), (19, 21074779), (41, 9766361), (83, 4824347), (209, 1915889), (451, 887851), (563, 711227), (779, 514019), (913, 438577), (1577, 253913), (3403, 117667), (6193, 64657), (8569, 46729), (10697, 37433), (17347, 23083)]