78402645

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{857}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 144555840

約数和(自身を除く): 66153195

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 107, 171, 285, 321, 535, 855, 857, 963, 1605, 2033, 2571, 4285, 4815, 6099, 7713, 10165, 12855, 16283, 18297, 30495, 38565, 48849, 81415, 91485, 91699, 146547, 244245, 275097, 458495, 732735, 825291, 1375485, 1742281, 4126455, 5226843, 8711405, 15680529, 26134215, 78402645]

約数ペア:

[(1, 78402645), (3, 26134215), (5, 15680529), (9, 8711405), (15, 5226843), (19, 4126455), (45, 1742281), (57, 1375485), (95, 825291), (107, 732735), (171, 458495), (285, 275097), (321, 244245), (535, 146547), (855, 91699), (857, 91485), (963, 81415), (1605, 48849), (2033, 38565), (2571, 30495), (4285, 18297), (4815, 16283), (6099, 12855), (7713, 10165)]