2018642997

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{25889}}^1$

素因数の和:26025

約数の個数: 32

約数和(自身を含む): 3181363200

約数和(自身を除く): 1162720203

約数列:

[1, 3, 7, 21, 47, 79, 141, 237, 329, 553, 987, 1659, 3713, 11139, 25889, 25991, 77667, 77973, 181223, 543669, 1216783, 2045231, 3650349, 6135693, 8517481, 14316617, 25552443, 42949851, 96125857, 288377571, 672880999, 2018642997]

約数ペア:

[(1, 2018642997), (3, 672880999), (7, 288377571), (21, 96125857), (47, 42949851), (79, 25552443), (141, 14316617), (237, 8517481), (329, 6135693), (553, 3650349), (987, 2045231), (1659, 1216783), (3713, 543669), (11139, 181223), (25889, 77973), (25991, 77667)]