208039728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{333397}}^1$

素因数の和:333421

約数の個数: 40

約数和(自身を含む): 578778928

約数和(自身を除く): 370739200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 333397, 666794, 1000191, 1333588, 2000382, 2667176, 4000764, 4334161, 5334352, 8001528, 8668322, 13002483, 16003056, 17336644, 26004966, 34673288, 52009932, 69346576, 104019864, 208039728]

約数ペア:

[(1, 208039728), (2, 104019864), (3, 69346576), (4, 52009932), (6, 34673288), (8, 26004966), (12, 17336644), (13, 16003056), (16, 13002483), (24, 8668322), (26, 8001528), (39, 5334352), (48, 4334161), (52, 4000764), (78, 2667176), (104, 2000382), (156, 1333588), (208, 1000191), (312, 666794), (624, 333397)]