218639382

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2803069}}^1$

素因数の和:2803087

約数の個数: 16

約数和(自身を含む): 470915760

約数和(自身を除く): 252276378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2803069, 5606138, 8409207, 16818414, 36439897, 72879794, 109319691, 218639382]

約数ペア:

[(1, 218639382), (2, 109319691), (3, 72879794), (6, 36439897), (13, 16818414), (26, 8409207), (39, 5606138), (78, 2803069)]