25027247

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 31882752

約数和(自身を除く): 6855505

約数列:

[1, 7, 17, 43, 67, 73, 119, 301, 469, 511, 731, 1139, 1241, 2881, 3139, 4891, 5117, 7973, 8687, 20167, 21973, 34237, 48977, 53363, 83147, 210313, 342839, 373541, 582029, 1472191, 3575321, 25027247]

約数ペア:

[(1, 25027247), (7, 3575321), (17, 1472191), (43, 582029), (67, 373541), (73, 342839), (119, 210313), (301, 83147), (469, 53363), (511, 48977), (731, 34237), (1139, 21973), (1241, 20167), (2881, 8687), (3139, 7973), (4891, 5117)]