68553555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21061}}^1$

素因数の和:21107

約数の個数: 32

約数和(自身を含む): 129404928

約数和(自身を除く): 60851373

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 21061, 63183, 105305, 147427, 315915, 442281, 652891, 737135, 1958673, 2211405, 3264455, 4570237, 9793365, 13710711, 22851185, 68553555]

約数ペア:

[(1, 68553555), (3, 22851185), (5, 13710711), (7, 9793365), (15, 4570237), (21, 3264455), (31, 2211405), (35, 1958673), (93, 737135), (105, 652891), (155, 442281), (217, 315915), (465, 147427), (651, 105305), (1085, 63183), (3255, 21061)]