2015016619

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{587}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 2545804800

約数和(自身を除く): 530788181

約数列:

[1, 7, 11, 77, 109, 409, 587, 763, 1199, 2863, 4109, 4499, 6457, 8393, 31493, 44581, 45199, 63983, 240083, 312067, 447881, 490391, 703813, 1680581, 2640913, 3432737, 4926691, 18486391, 26169047, 183183329, 287859517, 2015016619]

約数ペア:

[(1, 2015016619), (7, 287859517), (11, 183183329), (77, 26169047), (109, 18486391), (409, 4926691), (587, 3432737), (763, 2640913), (1199, 1680581), (2863, 703813), (4109, 490391), (4499, 447881), (6457, 312067), (8393, 240083), (31493, 63983), (44581, 45199)]