215621484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1382189}}^1$

素因数の和:1382209

約数の個数: 24

約数和(自身を含む): 541818480

約数和(自身を除く): 326196996

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1382189, 2764378, 4146567, 5528756, 8293134, 16586268, 17968457, 35936914, 53905371, 71873828, 107810742, 215621484]

約数ペア:

[(1, 215621484), (2, 107810742), (3, 71873828), (4, 53905371), (6, 35936914), (12, 17968457), (13, 16586268), (26, 8293134), (39, 5528756), (52, 4146567), (78, 2764378), (156, 1382189)]