68425903

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{8263}}^1$

素因数の和:8303

約数の個数: 18

約数和(自身を含む): 86201784

約数和(自身を除く): 17775881

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 8263, 8281, 57841, 107419, 404887, 751933, 1396447, 5263531, 9775129, 68425903]

約数ペア:

[(1, 68425903), (7, 9775129), (13, 5263531), (49, 1396447), (91, 751933), (169, 404887), (637, 107419), (1183, 57841), (8263, 8281)]