9879905

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 14515200

約数和(自身を除く): 4635295

約数列:

[1, 5, 7, 19, 35, 83, 95, 133, 179, 415, 581, 665, 895, 1253, 1577, 2905, 3401, 6265, 7885, 11039, 14857, 17005, 23807, 55195, 74285, 103999, 119035, 282283, 519995, 1411415, 1975981, 9879905]

約数ペア:

[(1, 9879905), (5, 1975981), (7, 1411415), (19, 519995), (35, 282283), (83, 119035), (95, 103999), (133, 74285), (179, 55195), (415, 23807), (581, 17005), (665, 14857), (895, 11039), (1253, 7885), (1577, 6265), (2905, 3401)]