16682015

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 25800768

約数和(自身を除く): 9118753

約数列:

[1, 5, 7, 17, 23, 35, 53, 85, 115, 119, 161, 265, 371, 391, 529, 595, 805, 901, 1219, 1855, 1955, 2645, 2737, 3703, 4505, 6095, 6307, 8533, 8993, 13685, 18515, 20723, 28037, 31535, 42665, 44965, 62951, 103615, 140185, 145061, 196259, 314755, 476629, 725305, 981295, 2383145, 3336403, 16682015]

約数ペア:

[(1, 16682015), (5, 3336403), (7, 2383145), (17, 981295), (23, 725305), (35, 476629), (53, 314755), (85, 196259), (115, 145061), (119, 140185), (161, 103615), (265, 62951), (371, 44965), (391, 42665), (529, 31535), (595, 28037), (805, 20723), (901, 18515), (1219, 13685), (1855, 8993), (1955, 8533), (2645, 6307), (2737, 6095), (3703, 4505)]