305959792

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{1109}}^1$

素因数の和:1561

約数の個数: 40

約数和(自身を含む): 608644080

約数和(自身を除く): 302684288

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 401, 688, 802, 1109, 1604, 2218, 3208, 4436, 6416, 8872, 17243, 17744, 34486, 47687, 68972, 95374, 137944, 190748, 275888, 381496, 444709, 762992, 889418, 1778836, 3557672, 7115344, 19122487, 38244974, 76489948, 152979896, 305959792]

約数ペア:

[(1, 305959792), (2, 152979896), (4, 76489948), (8, 38244974), (16, 19122487), (43, 7115344), (86, 3557672), (172, 1778836), (344, 889418), (401, 762992), (688, 444709), (802, 381496), (1109, 275888), (1604, 190748), (2218, 137944), (3208, 95374), (4436, 68972), (6416, 47687), (8872, 34486), (17243, 17744)]