231738195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{2281}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 400244544

約数和(自身を除く): 168506349

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 521, 1563, 2281, 2605, 6773, 6843, 7815, 11405, 20319, 29653, 33865, 34215, 88959, 101595, 148265, 444795, 1188401, 3565203, 5942005, 15449213, 17826015, 46347639, 77246065, 231738195]

約数ペア:

[(1, 231738195), (3, 77246065), (5, 46347639), (13, 17826015), (15, 15449213), (39, 5942005), (65, 3565203), (195, 1188401), (521, 444795), (1563, 148265), (2281, 101595), (2605, 88959), (6773, 34215), (6843, 33865), (7815, 29653), (11405, 20319)]