308981556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{660217}}^1$

素因数の和:660240

約数の個数: 36

約数和(自身を含む): 841117732

約数和(自身を除く): 532136176

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 660217, 1320434, 1980651, 2640868, 3961302, 5941953, 7922604, 8582821, 11883906, 17165642, 23767812, 25748463, 34331284, 51496926, 77245389, 102993852, 154490778, 308981556]

約数ペア:

[(1, 308981556), (2, 154490778), (3, 102993852), (4, 77245389), (6, 51496926), (9, 34331284), (12, 25748463), (13, 23767812), (18, 17165642), (26, 11883906), (36, 8582821), (39, 7922604), (52, 5941953), (78, 3961302), (117, 2640868), (156, 1980651), (234, 1320434), (468, 660217)]