87628915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 30981005

約数列:

[1, 5, 11, 47, 55, 109, 235, 311, 517, 545, 1199, 1555, 2585, 3421, 5123, 5995, 14617, 17105, 25615, 33899, 56353, 73085, 160787, 169495, 281765, 372889, 803935, 1593253, 1864445, 7966265, 17525783, 87628915]

約数ペア:

[(1, 87628915), (5, 17525783), (11, 7966265), (47, 1864445), (55, 1593253), (109, 803935), (235, 372889), (311, 281765), (517, 169495), (545, 160787), (1199, 73085), (1555, 56353), (2585, 33899), (3421, 25615), (5123, 17105), (5995, 14617)]