25328589

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 44126208

約数和(自身を除く): 18797619

約数列:

[1, 3, 11, 13, 17, 23, 33, 39, 51, 69, 143, 151, 187, 221, 253, 299, 391, 429, 453, 561, 663, 759, 897, 1173, 1661, 1963, 2431, 2567, 3289, 3473, 4301, 4983, 5083, 5889, 7293, 7701, 9867, 10419, 12903, 15249, 21593, 28237, 33371, 38203, 45149, 55913, 59041, 64779, 84711, 100113, 114609, 135447, 167739, 177123, 367081, 496639, 649451, 767533, 1101243, 1489917, 1948353, 2302599, 8442863, 25328589]

約数ペア:

[(1, 25328589), (3, 8442863), (11, 2302599), (13, 1948353), (17, 1489917), (23, 1101243), (33, 767533), (39, 649451), (51, 496639), (69, 367081), (143, 177123), (151, 167739), (187, 135447), (221, 114609), (253, 100113), (299, 84711), (391, 64779), (429, 59041), (453, 55913), (561, 45149), (663, 38203), (759, 33371), (897, 28237), (1173, 21593), (1661, 15249), (1963, 12903), (2431, 10419), (2567, 9867), (3289, 7701), (3473, 7293), (4301, 5889), (4983, 5083)]