2790438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 6689280

約数和(自身を除く): 3898842

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 79, 87, 158, 174, 203, 237, 406, 474, 553, 609, 841, 1106, 1218, 1659, 1682, 2291, 2523, 3318, 4582, 5046, 5887, 6873, 11774, 13746, 16037, 17661, 32074, 35322, 48111, 66439, 96222, 132878, 199317, 398634, 465073, 930146, 1395219, 2790438]

約数ペア:

[(1, 2790438), (2, 1395219), (3, 930146), (6, 465073), (7, 398634), (14, 199317), (21, 132878), (29, 96222), (42, 66439), (58, 48111), (79, 35322), (87, 32074), (158, 17661), (174, 16037), (203, 13746), (237, 11774), (406, 6873), (474, 5887), (553, 5046), (609, 4582), (841, 3318), (1106, 2523), (1218, 2291), (1659, 1682)]