168279813

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{21467}}^1$

素因数の和:21553

約数の個数: 24

約数和(自身を含む): 265687968

約数和(自身を除く): 97408155

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 7839, 21467, 64401, 193203, 279071, 837213, 1438289, 2511639, 4314867, 12944601, 18697757, 56093271, 168279813]

約数ペア:

[(1, 168279813), (3, 56093271), (9, 18697757), (13, 12944601), (39, 4314867), (67, 2511639), (117, 1438289), (201, 837213), (603, 279071), (871, 193203), (2613, 64401), (7839, 21467)]