11987643

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:866

約数の個数: 16

約数和(自身を含む): 16634880

約数和(自身を除く): 4647237

約数列:

[1, 3, 29, 87, 227, 607, 681, 1821, 6583, 17603, 19749, 52809, 137789, 413367, 3995881, 11987643]

約数ペア:

[(1, 11987643), (3, 3995881), (29, 413367), (87, 137789), (227, 52809), (607, 19749), (681, 17603), (1821, 6583)]