27989535

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 52711776

約数和(自身を除く): 24722241

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 113, 147, 245, 337, 339, 565, 735, 791, 1011, 1685, 1695, 2359, 2373, 3955, 5055, 5537, 7077, 11795, 11865, 16513, 16611, 27685, 35385, 38081, 49539, 82565, 83055, 114243, 190405, 247695, 266567, 571215, 799701, 1332835, 1865969, 3998505, 5597907, 9329845, 27989535]

約数ペア:

[(1, 27989535), (3, 9329845), (5, 5597907), (7, 3998505), (15, 1865969), (21, 1332835), (35, 799701), (49, 571215), (105, 266567), (113, 247695), (147, 190405), (245, 114243), (337, 83055), (339, 82565), (565, 49539), (735, 38081), (791, 35385), (1011, 27685), (1685, 16611), (1695, 16513), (2359, 11865), (2373, 11795), (3955, 7077), (5055, 5537)]