31651565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 43794432

約数和(自身を除く): 12142867

約数列:

[1, 5, 11, 23, 55, 115, 131, 191, 253, 655, 955, 1265, 1441, 2101, 3013, 4393, 7205, 10505, 15065, 21965, 25021, 33143, 48323, 125105, 165715, 241615, 275231, 575483, 1376155, 2877415, 6330313, 31651565]

約数ペア:

[(1, 31651565), (5, 6330313), (11, 2877415), (23, 1376155), (55, 575483), (115, 275231), (131, 241615), (191, 165715), (253, 125105), (655, 48323), (955, 33143), (1265, 25021), (1441, 21965), (2101, 15065), (3013, 10505), (4393, 7205)]