78820749

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5279}}^1$

素因数の和:5374

約数の個数: 32

約数和(自身を含む): 135168000

約数和(自身を除く): 56347251

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 2133, 4977, 5279, 14931, 15837, 36953, 47511, 110859, 142533, 332577, 417041, 997731, 1251123, 2919287, 3753369, 8757861, 11260107, 26273583, 78820749]

約数ペア:

[(1, 78820749), (3, 26273583), (7, 11260107), (9, 8757861), (21, 3753369), (27, 2919287), (63, 1251123), (79, 997731), (189, 417041), (237, 332577), (553, 142533), (711, 110859), (1659, 47511), (2133, 36953), (4977, 15837), (5279, 14931)]