18141165

素因数分解:

$3^8\times 5^1\times 7^1\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 37789440

約数和(自身を除く): 19648275

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 81, 105, 135, 189, 237, 243, 315, 395, 405, 553, 567, 711, 729, 945, 1185, 1215, 1659, 1701, 2133, 2187, 2765, 2835, 3555, 3645, 4977, 5103, 6399, 6561, 8295, 8505, 10665, 10935, 14931, 15309, 19197, 24885, 25515, 31995, 32805, 44793, 45927, 57591, 74655, 76545, 95985, 134379, 172773, 223965, 229635, 287955, 403137, 518319, 671895, 863865, 1209411, 2015685, 2591595, 3628233, 6047055, 18141165]

約数ペア:

[(1, 18141165), (3, 6047055), (5, 3628233), (7, 2591595), (9, 2015685), (15, 1209411), (21, 863865), (27, 671895), (35, 518319), (45, 403137), (63, 287955), (79, 229635), (81, 223965), (105, 172773), (135, 134379), (189, 95985), (237, 76545), (243, 74655), (315, 57591), (395, 45927), (405, 44793), (553, 32805), (567, 31995), (711, 25515), (729, 24885), (945, 19197), (1185, 15309), (1215, 14931), (1659, 10935), (1701, 10665), (2133, 8505), (2187, 8295), (2765, 6561), (2835, 6399), (3555, 5103), (3645, 4977)]