17120425

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 25700736

約数和(自身を除く): 8580311

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 271, 361, 475, 665, 1355, 1805, 1897, 2527, 3325, 5149, 6775, 9025, 9485, 12635, 25745, 36043, 47425, 63175, 97831, 128725, 180215, 489155, 684817, 901075, 2445775, 3424085, 17120425]

約数ペア:

[(1, 17120425), (5, 3424085), (7, 2445775), (19, 901075), (25, 684817), (35, 489155), (95, 180215), (133, 128725), (175, 97831), (271, 63175), (361, 47425), (475, 36043), (665, 25745), (1355, 12635), (1805, 9485), (1897, 9025), (2527, 6775), (3325, 5149)]