212322735

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 390297600

約数和(自身を除く): 177974865

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 109, 135, 141, 235, 307, 327, 423, 545, 705, 921, 981, 1269, 1535, 1635, 2115, 2763, 2943, 4605, 4905, 5123, 6345, 8289, 13815, 14429, 14715, 15369, 25615, 33463, 41445, 43287, 46107, 72145, 76845, 100389, 129861, 138321, 167315, 216435, 230535, 301167, 389583, 501945, 649305, 691605, 903501, 1505835, 1572761, 1947915, 4517505, 4718283, 7863805, 14154849, 23591415, 42464547, 70774245, 212322735]

約数ペア:

[(1, 212322735), (3, 70774245), (5, 42464547), (9, 23591415), (15, 14154849), (27, 7863805), (45, 4718283), (47, 4517505), (109, 1947915), (135, 1572761), (141, 1505835), (235, 903501), (307, 691605), (327, 649305), (423, 501945), (545, 389583), (705, 301167), (921, 230535), (981, 216435), (1269, 167315), (1535, 138321), (1635, 129861), (2115, 100389), (2763, 76845), (2943, 72145), (4605, 46107), (4905, 43287), (5123, 41445), (6345, 33463), (8289, 25615), (13815, 15369), (14429, 14715)]