1274695

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 1620000

約数和(自身を除く): 345305

約数列:

[1, 5, 29, 59, 145, 149, 295, 745, 1711, 4321, 8555, 8791, 21605, 43955, 254939, 1274695]

約数ペア:

[(1, 1274695), (5, 254939), (29, 43955), (59, 21605), (145, 8791), (149, 8555), (295, 4321), (745, 1711)]