28880376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1669}}^1$

素因数の和:1788

約数の個数: 64

約数和(自身を含む): 83366400

約数和(自身を除く): 54486024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 103, 168, 206, 309, 412, 618, 721, 824, 1236, 1442, 1669, 2163, 2472, 2884, 3338, 4326, 5007, 5768, 6676, 8652, 10014, 11683, 13352, 17304, 20028, 23366, 35049, 40056, 46732, 70098, 93464, 140196, 171907, 280392, 343814, 515721, 687628, 1031442, 1203349, 1375256, 2062884, 2406698, 3610047, 4125768, 4813396, 7220094, 9626792, 14440188, 28880376]

約数ペア:

[(1, 28880376), (2, 14440188), (3, 9626792), (4, 7220094), (6, 4813396), (7, 4125768), (8, 3610047), (12, 2406698), (14, 2062884), (21, 1375256), (24, 1203349), (28, 1031442), (42, 687628), (56, 515721), (84, 343814), (103, 280392), (168, 171907), (206, 140196), (309, 93464), (412, 70098), (618, 46732), (721, 40056), (824, 35049), (1236, 23366), (1442, 20028), (1669, 17304), (2163, 13352), (2472, 11683), (2884, 10014), (3338, 8652), (4326, 6676), (5007, 5768)]