1290291222

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{24841}}^1$

素因数の和:25644

約数の個数: 32

約数和(自身を含む): 2818871424

約数和(自身を除く): 1528580202

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 787, 1574, 2361, 4722, 8657, 17314, 24841, 25971, 49682, 51942, 74523, 149046, 273251, 546502, 819753, 1639506, 19549867, 39099734, 58649601, 117299202, 215048537, 430097074, 645145611, 1290291222]

約数ペア:

[(1, 1290291222), (2, 645145611), (3, 430097074), (6, 215048537), (11, 117299202), (22, 58649601), (33, 39099734), (66, 19549867), (787, 1639506), (1574, 819753), (2361, 546502), (4722, 273251), (8657, 149046), (17314, 74523), (24841, 51942), (25971, 49682)]