81504982

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1\times {\mathrm{823}}^1$

素因数の和:1144

約数の個数: 24

約数和(自身を含む): 132998544

約数和(自身を除く): 51493562

約数列:

[1, 2, 13, 26, 169, 293, 338, 586, 823, 1646, 3809, 7618, 10699, 21398, 49517, 99034, 139087, 241139, 278174, 482278, 3134807, 6269614, 40752491, 81504982]

約数ペア:

[(1, 81504982), (2, 40752491), (13, 6269614), (26, 3134807), (169, 482278), (293, 278174), (338, 241139), (586, 139087), (823, 99034), (1646, 49517), (3809, 21398), (7618, 10699)]