23870187

素因数分解:

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

素因数の和:648

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 15009813

約数列:

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

約数ペア:

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