31493995

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 42497280

約数和(自身を除く): 11003285

約数列:

[1, 5, 13, 47, 61, 65, 169, 235, 305, 611, 793, 845, 2197, 2867, 3055, 3965, 7943, 10309, 10985, 14335, 37271, 39715, 51545, 103259, 134017, 186355, 484523, 516295, 670085, 2422615, 6298799, 31493995]

約数ペア:

[(1, 31493995), (5, 6298799), (13, 2422615), (47, 670085), (61, 516295), (65, 484523), (169, 186355), (235, 134017), (305, 103259), (611, 51545), (793, 39715), (845, 37271), (2197, 14335), (2867, 10985), (3055, 10309), (3965, 7943)]