13103727

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6857}}^1$

素因数の和:6887

約数の個数: 24

約数和(自身を含む): 21890736

約数和(自身を除く): 8787009

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 6857, 20571, 47999, 89141, 143997, 267423, 335993, 623987, 1007979, 1871961, 4367909, 13103727]

約数ペア:

[(1, 13103727), (3, 4367909), (7, 1871961), (13, 1007979), (21, 623987), (39, 335993), (49, 267423), (91, 143997), (147, 89141), (273, 47999), (637, 20571), (1911, 6857)]