9917775

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{2099}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 20832000

約数和(自身を除く): 10914225

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 2099, 4725, 6297, 10495, 14693, 18891, 31485, 44079, 52475, 56673, 73465, 94455, 132237, 157425, 220395, 283365, 367325, 396711, 472275, 661185, 1101975, 1416825, 1983555, 3305925, 9917775]

約数ペア:

[(1, 9917775), (3, 3305925), (5, 1983555), (7, 1416825), (9, 1101975), (15, 661185), (21, 472275), (25, 396711), (27, 367325), (35, 283365), (45, 220395), (63, 157425), (75, 132237), (105, 94455), (135, 73465), (175, 56673), (189, 52475), (225, 44079), (315, 31485), (525, 18891), (675, 14693), (945, 10495), (1575, 6297), (2099, 4725)]