2153525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 2999808

約数和(自身を除く): 846283

約数列:

[1, 5, 11, 25, 41, 55, 191, 205, 275, 451, 955, 1025, 2101, 2255, 4775, 7831, 10505, 11275, 39155, 52525, 86141, 195775, 430705, 2153525]

約数ペア:

[(1, 2153525), (5, 430705), (11, 195775), (25, 86141), (41, 52525), (55, 39155), (191, 11275), (205, 10505), (275, 7831), (451, 4775), (955, 2255), (1025, 2101)]