31292079

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1381}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 52007424

約数和(自身を除く): 20715345

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1381, 1743, 3237, 4143, 7553, 9667, 17953, 22659, 29001, 53859, 114623, 125671, 343869, 377013, 802361, 1490099, 2407083, 4470297, 10430693, 31292079]

約数ペア:

[(1, 31292079), (3, 10430693), (7, 4470297), (13, 2407083), (21, 1490099), (39, 802361), (83, 377013), (91, 343869), (249, 125671), (273, 114623), (581, 53859), (1079, 29001), (1381, 22659), (1743, 17953), (3237, 9667), (4143, 7553)]