74742507

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2241

約数の個数: 40

約数和(自身を含む): 129754592

約数和(自身を除く): 55012085

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 427, 549, 567, 1281, 1647, 2161, 3843, 4941, 6483, 11529, 15127, 19449, 34587, 45381, 58347, 131821, 136143, 175041, 395463, 408429, 922747, 1186389, 1225287, 2768241, 3559167, 8304723, 10677501, 24914169, 74742507]

約数ペア:

[(1, 74742507), (3, 24914169), (7, 10677501), (9, 8304723), (21, 3559167), (27, 2768241), (61, 1225287), (63, 1186389), (81, 922747), (183, 408429), (189, 395463), (427, 175041), (549, 136143), (567, 131821), (1281, 58347), (1647, 45381), (2161, 34587), (3843, 19449), (4941, 15127), (6483, 11529)]