155550017

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 200620800

約数和(自身を除く): 45070783

約数列:

[1, 7, 17, 19, 89, 119, 133, 323, 623, 773, 1513, 1691, 2261, 5411, 10591, 11837, 13141, 14687, 28747, 68797, 91987, 102809, 201229, 249679, 481579, 1169549, 1307143, 1747753, 8186843, 9150001, 22221431, 155550017]

約数ペア:

[(1, 155550017), (7, 22221431), (17, 9150001), (19, 8186843), (89, 1747753), (119, 1307143), (133, 1169549), (323, 481579), (623, 249679), (773, 201229), (1513, 102809), (1691, 91987), (2261, 68797), (5411, 28747), (10591, 14687), (11837, 13141)]