78322881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 133868160

約数和(自身を除く): 55545279

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 169, 203, 273, 377, 507, 609, 761, 1131, 1183, 2283, 2639, 3549, 4901, 5327, 7917, 9893, 14703, 15981, 22069, 29679, 34307, 66207, 69251, 102921, 128609, 154483, 207753, 286897, 385827, 463449, 860691, 900263, 2008279, 2700789, 3729661, 6024837, 11188983, 26107627, 78322881]

約数ペア:

[(1, 78322881), (3, 26107627), (7, 11188983), (13, 6024837), (21, 3729661), (29, 2700789), (39, 2008279), (87, 900263), (91, 860691), (169, 463449), (203, 385827), (273, 286897), (377, 207753), (507, 154483), (609, 128609), (761, 102921), (1131, 69251), (1183, 66207), (2283, 34307), (2639, 29679), (3549, 22069), (4901, 15981), (5327, 14703), (7917, 9893)]