28139216

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14779}}^1$

素因数の和:14811

約数の個数: 40

約数和(自身を含む): 65977920

約数和(自身を除く): 37838704

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 14779, 29558, 59116, 103453, 118232, 206906, 236464, 251243, 413812, 502486, 827624, 1004972, 1655248, 1758701, 2009944, 3517402, 4019888, 7034804, 14069608, 28139216]

約数ペア:

[(1, 28139216), (2, 14069608), (4, 7034804), (7, 4019888), (8, 3517402), (14, 2009944), (16, 1758701), (17, 1655248), (28, 1004972), (34, 827624), (56, 502486), (68, 413812), (112, 251243), (119, 236464), (136, 206906), (238, 118232), (272, 103453), (476, 59116), (952, 29558), (1904, 14779)]