1640697078

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{28517}}^1$

素因数の和:28788

約数の個数: 32

約数和(自身を含む): 3372880896

約数和(自身を除く): 1732183818

約数列:

[1, 2, 3, 6, 43, 86, 129, 223, 258, 446, 669, 1338, 9589, 19178, 28517, 28767, 57034, 57534, 85551, 171102, 1226231, 2452462, 3678693, 6359291, 7357386, 12718582, 19077873, 38155746, 273449513, 546899026, 820348539, 1640697078]

約数ペア:

[(1, 1640697078), (2, 820348539), (3, 546899026), (6, 273449513), (43, 38155746), (86, 19077873), (129, 12718582), (223, 7357386), (258, 6359291), (446, 3678693), (669, 2452462), (1338, 1226231), (9589, 171102), (19178, 85551), (28517, 57534), (28767, 57034)]