17172415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{71}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 22879584

約数和(自身を除く): 5707169

約数列:

[1, 5, 13, 61, 65, 71, 305, 355, 793, 923, 3721, 3965, 4331, 4615, 18605, 21655, 48373, 56303, 241865, 264191, 281515, 1320955, 3434483, 17172415]

約数ペア:

[(1, 17172415), (5, 3434483), (13, 1320955), (61, 281515), (65, 264191), (71, 241865), (305, 56303), (355, 48373), (793, 21655), (923, 18605), (3721, 4615), (3965, 4331)]