68915835

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 123158880

約数和(自身を除く): 54243045

約数列:

[1, 3, 5, 9, 15, 45, 59, 101, 177, 257, 295, 303, 505, 531, 771, 885, 909, 1285, 1515, 2313, 2655, 3855, 4545, 5959, 11565, 15163, 17877, 25957, 29795, 45489, 53631, 75815, 77871, 89385, 129785, 136467, 227445, 233613, 268155, 389355, 682335, 1168065, 1531463, 4594389, 7657315, 13783167, 22971945, 68915835]

約数ペア:

[(1, 68915835), (3, 22971945), (5, 13783167), (9, 7657315), (15, 4594389), (45, 1531463), (59, 1168065), (101, 682335), (177, 389355), (257, 268155), (295, 233613), (303, 227445), (505, 136467), (531, 129785), (771, 89385), (885, 77871), (909, 75815), (1285, 53631), (1515, 45489), (2313, 29795), (2655, 25957), (3855, 17877), (4545, 15163), (5959, 11565)]