40278498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{516391}}^1$

素因数の和:516409

約数の個数: 16

約数和(自身を含む): 86753856

約数和(自身を除く): 46475358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 516391, 1032782, 1549173, 3098346, 6713083, 13426166, 20139249, 40278498]

約数ペア:

[(1, 40278498), (2, 20139249), (3, 13426166), (6, 6713083), (13, 3098346), (26, 1549173), (39, 1032782), (78, 516391)]