16903369

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1741}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 20625280

約数和(自身を除く): 3721911

約数列:

[1, 7, 19, 73, 133, 511, 1387, 1741, 9709, 12187, 33079, 127093, 231553, 889651, 2414767, 16903369]

約数ペア:

[(1, 16903369), (7, 2414767), (19, 889651), (73, 231553), (133, 127093), (511, 33079), (1387, 12187), (1741, 9709)]