78450309

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{18047}}^1$

素因数の和:18086

約数の個数: 32

約数和(自身を含む): 138608640

約数和(自身を除く): 60158331

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 18047, 54141, 126329, 162423, 378987, 415081, 487269, 1136961, 1245243, 2905567, 3410883, 3735729, 8716701, 11207187, 26150103, 78450309]

約数ペア:

[(1, 78450309), (3, 26150103), (7, 11207187), (9, 8716701), (21, 3735729), (23, 3410883), (27, 2905567), (63, 1245243), (69, 1136961), (161, 487269), (189, 415081), (207, 378987), (483, 162423), (621, 126329), (1449, 54141), (4347, 18047)]