393647994

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{276827}}^1$

素因数の和:276914

約数の個数: 24

約数和(自身を含む): 863703360

約数和(自身を除く): 470055366

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 276827, 553654, 830481, 1660962, 2491443, 4982886, 21869333, 43738666, 65607999, 131215998, 196823997, 393647994]

約数ペア:

[(1, 393647994), (2, 196823997), (3, 131215998), (6, 65607999), (9, 43738666), (18, 21869333), (79, 4982886), (158, 2491443), (237, 1660962), (474, 830481), (711, 553654), (1422, 276827)]