28743694

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 54172800

約数和(自身を除く): 25429106

約数列:

[1, 2, 7, 14, 19, 38, 43, 49, 86, 98, 133, 266, 301, 359, 602, 718, 817, 931, 1634, 1862, 2107, 2513, 4214, 5026, 5719, 6821, 11438, 13642, 15437, 17591, 30874, 35182, 40033, 47747, 80066, 95494, 108059, 216118, 293303, 334229, 586606, 668458, 756413, 1512826, 2053121, 4106242, 14371847, 28743694]

約数ペア:

[(1, 28743694), (2, 14371847), (7, 4106242), (14, 2053121), (19, 1512826), (38, 756413), (43, 668458), (49, 586606), (86, 334229), (98, 293303), (133, 216118), (266, 108059), (301, 95494), (359, 80066), (602, 47747), (718, 40033), (817, 35182), (931, 30874), (1634, 17591), (1862, 15437), (2107, 13642), (2513, 11438), (4214, 6821), (5026, 5719)]