13720863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 20563200

約数和(自身を除く): 6842337

約数列:

[1, 3, 13, 39, 59, 67, 89, 177, 201, 267, 767, 871, 1157, 2301, 2613, 3471, 3953, 5251, 5963, 11859, 15753, 17889, 51389, 68263, 77519, 154167, 204789, 232557, 351817, 1055451, 4573621, 13720863]

約数ペア:

[(1, 13720863), (3, 4573621), (13, 1055451), (39, 351817), (59, 232557), (67, 204789), (89, 154167), (177, 77519), (201, 68263), (267, 51389), (767, 17889), (871, 15753), (1157, 11859), (2301, 5963), (2613, 5251), (3471, 3953)]