71610561

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:651

約数の個数: 40

約数和(自身を含む): 117612000

約数和(自身を除く): 46001439

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 179, 297, 449, 537, 891, 1347, 1611, 1969, 4041, 4833, 4939, 5907, 12123, 14499, 14817, 17721, 36369, 44451, 53163, 80371, 133353, 159489, 241113, 400059, 723339, 884081, 2170017, 2652243, 6510051, 7956729, 23870187, 71610561]

約数ペア:

[(1, 71610561), (3, 23870187), (9, 7956729), (11, 6510051), (27, 2652243), (33, 2170017), (81, 884081), (99, 723339), (179, 400059), (297, 241113), (449, 159489), (537, 133353), (891, 80371), (1347, 53163), (1611, 44451), (1969, 36369), (4041, 17721), (4833, 14817), (4939, 14499), (5907, 12123)]