12990744

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{13879}}^1$

素因数の和:13904

約数の個数: 48

約数和(自身を含む): 37892400

約数和(自身を除く): 24901656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 13879, 27758, 41637, 55516, 83274, 111032, 124911, 166548, 180427, 249822, 333096, 360854, 499644, 541281, 721708, 999288, 1082562, 1443416, 1623843, 2165124, 3247686, 4330248, 6495372, 12990744]

約数ペア:

[(1, 12990744), (2, 6495372), (3, 4330248), (4, 3247686), (6, 2165124), (8, 1623843), (9, 1443416), (12, 1082562), (13, 999288), (18, 721708), (24, 541281), (26, 499644), (36, 360854), (39, 333096), (52, 249822), (72, 180427), (78, 166548), (104, 124911), (117, 111032), (156, 83274), (234, 55516), (312, 41637), (468, 27758), (936, 13879)]