8690145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 15023232

約数和(自身を除く): 6333087

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 643, 795, 901, 1929, 2703, 3215, 4505, 9645, 10931, 13515, 32793, 34079, 54655, 102237, 163965, 170395, 511185, 579343, 1738029, 2896715, 8690145]

約数ペア:

[(1, 8690145), (3, 2896715), (5, 1738029), (15, 579343), (17, 511185), (51, 170395), (53, 163965), (85, 102237), (159, 54655), (255, 34079), (265, 32793), (643, 13515), (795, 10931), (901, 9645), (1929, 4505), (2703, 3215)]