78979971

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{121321}}^1$

素因数の和:121362

約数の個数: 16

約数和(自身を含む): 124233728

約数和(自身を除く): 45253757

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 121321, 363963, 849247, 2547741, 3760951, 11282853, 26326657, 78979971]

約数ペア:

[(1, 78979971), (3, 26326657), (7, 11282853), (21, 3760951), (31, 2547741), (93, 849247), (217, 363963), (651, 121321)]