201561225

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{86693}}^1$

素因数の和:86737

約数の個数: 24

約数和(自身を含む): 344001792

約数和(自身を除く): 142440567

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 86693, 260079, 433465, 1300395, 2167325, 2687483, 6501975, 8062449, 13437415, 40312245, 67187075, 201561225]

約数ペア:

[(1, 201561225), (3, 67187075), (5, 40312245), (15, 13437415), (25, 8062449), (31, 6501975), (75, 2687483), (93, 2167325), (155, 1300395), (465, 433465), (775, 260079), (2325, 86693)]