3998631

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 6673408

約数和(自身を除く): 2674777

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 151, 273, 291, 453, 679, 1057, 1261, 1963, 2037, 3171, 3783, 5889, 8827, 13741, 14647, 26481, 41223, 43941, 102529, 190411, 307587, 571233, 1332877, 3998631]

約数ペア:

[(1, 3998631), (3, 1332877), (7, 571233), (13, 307587), (21, 190411), (39, 102529), (91, 43941), (97, 41223), (151, 26481), (273, 14647), (291, 13741), (453, 8827), (679, 5889), (1057, 3783), (1261, 3171), (1963, 2037)]