222784276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389483}}^1$

素因数の和:389511

約数の個数: 24

約数和(自身を含む): 458033184

約数和(自身を除く): 235248908

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 389483, 778966, 1557932, 4284313, 5063279, 8568626, 10126558, 17137252, 20253116, 55696069, 111392138, 222784276]

約数ペア:

[(1, 222784276), (2, 111392138), (4, 55696069), (11, 20253116), (13, 17137252), (22, 10126558), (26, 8568626), (44, 5063279), (52, 4284313), (143, 1557932), (286, 778966), (572, 389483)]