28950207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 47433600

約数和(自身を除く): 18483393

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 143, 169, 179, 319, 377, 429, 507, 537, 957, 1131, 1859, 1969, 2327, 4147, 4901, 5191, 5577, 5907, 6981, 12441, 14703, 15573, 25597, 30251, 53911, 57101, 67483, 76791, 90753, 161733, 171303, 202449, 332761, 742313, 877279, 998283, 2226939, 2631837, 9650069, 28950207]

約数ペア:

[(1, 28950207), (3, 9650069), (11, 2631837), (13, 2226939), (29, 998283), (33, 877279), (39, 742313), (87, 332761), (143, 202449), (169, 171303), (179, 161733), (319, 90753), (377, 76791), (429, 67483), (507, 57101), (537, 53911), (957, 30251), (1131, 25597), (1859, 15573), (1969, 14703), (2327, 12441), (4147, 6981), (4901, 5907), (5191, 5577)]