67771263

素因数分解:

$3^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{1321}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 105495600

約数和(自身を除く): 37724337

約数列:

[1, 3, 7, 21, 49, 147, 349, 1047, 1321, 2443, 3963, 7329, 9247, 17101, 27741, 51303, 64729, 194187, 461029, 1383087, 3227203, 9681609, 22590421, 67771263]

約数ペア:

[(1, 67771263), (3, 22590421), (7, 9681609), (21, 3227203), (49, 1383087), (147, 461029), (349, 194187), (1047, 64729), (1321, 51303), (2443, 27741), (3963, 17101), (7329, 9247)]