1387689982

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{553747}}^1$

素因数の和:553935

約数の個数: 16

約数和(自身を含む): 2392191360

約数和(自身を除く): 1004501378

約数列:

[1, 2, 7, 14, 179, 358, 1253, 2506, 553747, 1107494, 3876229, 7752458, 99120713, 198241426, 693844991, 1387689982]

約数ペア:

[(1, 1387689982), (2, 693844991), (7, 198241426), (14, 99120713), (179, 7752458), (358, 3876229), (1253, 1107494), (2506, 553747)]