123647498

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{359}}^1\times {\mathrm{1019}}^1$

素因数の和:1406

約数の個数: 24

約数和(自身を含む): 201592800

約数和(自身を除く): 77945302

約数列:

[1, 2, 13, 26, 169, 338, 359, 718, 1019, 2038, 4667, 9334, 13247, 26494, 60671, 121342, 172211, 344422, 365821, 731642, 4755673, 9511346, 61823749, 123647498]

約数ペア:

[(1, 123647498), (2, 61823749), (13, 9511346), (26, 4755673), (169, 731642), (338, 365821), (359, 344422), (718, 172211), (1019, 121342), (2038, 60671), (4667, 26494), (9334, 13247)]