66428019

素因数分解:

$3^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1483}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 114920960

約数和(自身を除く): 48492941

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 81, 189, 237, 553, 567, 711, 1483, 1659, 2133, 4449, 4977, 6399, 10381, 13347, 14931, 31143, 40041, 44793, 93429, 117157, 120123, 280287, 351471, 820099, 840861, 1054413, 2460297, 3163239, 7380891, 9489717, 22142673, 66428019]

約数ペア:

[(1, 66428019), (3, 22142673), (7, 9489717), (9, 7380891), (21, 3163239), (27, 2460297), (63, 1054413), (79, 840861), (81, 820099), (189, 351471), (237, 280287), (553, 120123), (567, 117157), (711, 93429), (1483, 44793), (1659, 40041), (2133, 31143), (4449, 14931), (4977, 13347), (6399, 10381)]