28705894

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1171}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 52655616

約数和(自身を除く): 23949722

約数列:

[1, 2, 7, 14, 17, 34, 103, 119, 206, 238, 721, 1171, 1442, 1751, 2342, 3502, 8197, 12257, 16394, 19907, 24514, 39814, 120613, 139349, 241226, 278698, 844291, 1688582, 2050421, 4100842, 14352947, 28705894]

約数ペア:

[(1, 28705894), (2, 14352947), (7, 4100842), (14, 2050421), (17, 1688582), (34, 844291), (103, 278698), (119, 241226), (206, 139349), (238, 120613), (721, 39814), (1171, 24514), (1442, 19907), (1751, 16394), (2342, 12257), (3502, 8197)]