8181243

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 14310912

約数和(自身を除く): 6129669

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 307, 329, 423, 567, 921, 987, 1269, 2149, 2763, 2961, 3807, 6447, 8289, 8883, 14429, 19341, 24867, 26649, 43287, 58023, 101003, 129861, 174069, 303009, 389583, 909027, 1168749, 2727081, 8181243]

約数ペア:

[(1, 8181243), (3, 2727081), (7, 1168749), (9, 909027), (21, 389583), (27, 303009), (47, 174069), (63, 129861), (81, 101003), (141, 58023), (189, 43287), (307, 26649), (329, 24867), (423, 19341), (567, 14429), (921, 8883), (987, 8289), (1269, 6447), (2149, 3807), (2763, 2961)]