208590928

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{143263}}^1$

素因数の和:143291

約数の個数: 40

約数和(自身を含む): 497412608

約数和(自身を除く): 288821680

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 143263, 286526, 573052, 1002841, 1146104, 1862419, 2005682, 2292208, 3724838, 4011364, 7449676, 8022728, 13036933, 14899352, 16045456, 26073866, 29798704, 52147732, 104295464, 208590928]

約数ペア:

[(1, 208590928), (2, 104295464), (4, 52147732), (7, 29798704), (8, 26073866), (13, 16045456), (14, 14899352), (16, 13036933), (26, 8022728), (28, 7449676), (52, 4011364), (56, 3724838), (91, 2292208), (104, 2005682), (112, 1862419), (182, 1146104), (208, 1002841), (364, 573052), (728, 286526), (1456, 143263)]