138672690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{355571}}^1$

素因数の和:355594

約数の個数: 32

約数和(自身を含む): 358416576

約数和(自身を除く): 219743886

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 355571, 711142, 1066713, 1777855, 2133426, 3555710, 4622423, 5333565, 9244846, 10667130, 13867269, 23112115, 27734538, 46224230, 69336345, 138672690]

約数ペア:

[(1, 138672690), (2, 69336345), (3, 46224230), (5, 27734538), (6, 23112115), (10, 13867269), (13, 10667130), (15, 9244846), (26, 5333565), (30, 4622423), (39, 3555710), (65, 2133426), (78, 1777855), (130, 1066713), (195, 711142), (390, 355571)]