39278993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1997}}^1$

素因数の和:2116

約数の個数: 16

約数和(自身を含む): 45314640

約数和(自身を除く): 6035647

約数列:

[1, 13, 17, 89, 221, 1157, 1513, 1997, 19669, 25961, 33949, 177733, 441337, 2310529, 3021461, 39278993]

約数ペア:

[(1, 39278993), (13, 3021461), (17, 2310529), (89, 441337), (221, 177733), (1157, 33949), (1513, 25961), (1997, 19669)]