3987406

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 6265728

約数和(自身を除く): 2278322

約数列:

[1, 2, 31, 62, 73, 146, 881, 1762, 2263, 4526, 27311, 54622, 64313, 128626, 1993703, 3987406]

約数ペア:

[(1, 3987406), (2, 1993703), (31, 128626), (62, 64313), (73, 54622), (146, 27311), (881, 4526), (1762, 2263)]