221151892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137191}}^1$

素因数の和:137239

約数の個数: 24

約数和(自身を含む): 430234112

約数和(自身を除く): 209082220

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 137191, 274382, 548764, 1783483, 3566966, 4252921, 7133932, 8505842, 17011684, 55287973, 110575946, 221151892]

約数ペア:

[(1, 221151892), (2, 110575946), (4, 55287973), (13, 17011684), (26, 8505842), (31, 7133932), (52, 4252921), (62, 3566966), (124, 1783483), (403, 548764), (806, 274382), (1612, 137191)]