305289327

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{983}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 486678528

約数和(自身を除く): 181389201

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 643, 983, 1929, 2949, 4501, 6881, 13503, 14789, 20643, 22609, 44367, 67827, 103523, 158263, 310569, 474789, 632069, 1896207, 4424483, 13273449, 14537587, 43612761, 101763109, 305289327]

約数ペア:

[(1, 305289327), (3, 101763109), (7, 43612761), (21, 14537587), (23, 13273449), (69, 4424483), (161, 1896207), (483, 632069), (643, 474789), (983, 310569), (1929, 158263), (2949, 103523), (4501, 67827), (6881, 44367), (13503, 22609), (14789, 20643)]