40279421

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1709}}^1$

素因数の和:1773

約数の個数: 24

約数和(自身を含む): 51854040

約数和(自身を除く): 11574619

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 1709, 1813, 3367, 11963, 22217, 23569, 63233, 83741, 155519, 442631, 822029, 1088633, 3098417, 5754203, 40279421]

約数ペア:

[(1, 40279421), (7, 5754203), (13, 3098417), (37, 1088633), (49, 822029), (91, 442631), (259, 155519), (481, 83741), (637, 63233), (1709, 23569), (1813, 22217), (3367, 11963)]