2758245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 5111040

約数和(自身を除く): 2352795

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 241, 327, 545, 723, 763, 1205, 1635, 1687, 2289, 3615, 3815, 5061, 8435, 11445, 25305, 26269, 78807, 131345, 183883, 394035, 551649, 919415, 2758245]

約数ペア:

[(1, 2758245), (3, 919415), (5, 551649), (7, 394035), (15, 183883), (21, 131345), (35, 78807), (105, 26269), (109, 25305), (241, 11445), (327, 8435), (545, 5061), (723, 3815), (763, 3615), (1205, 2289), (1635, 1687)]