6639975

素因数分解:

$3^5\times 5^2\times {\mathrm{1093}}^1$

素因数の和:1118

約数の個数: 36

約数和(自身を含む): 12344696

約数和(自身を除く): 5704721

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1093, 1215, 2025, 3279, 5465, 6075, 9837, 16395, 27325, 29511, 49185, 81975, 88533, 147555, 245925, 265599, 442665, 737775, 1327995, 2213325, 6639975]

約数ペア:

[(1, 6639975), (3, 2213325), (5, 1327995), (9, 737775), (15, 442665), (25, 265599), (27, 245925), (45, 147555), (75, 88533), (81, 81975), (135, 49185), (225, 29511), (243, 27325), (405, 16395), (675, 9837), (1093, 6075), (1215, 5465), (2025, 3279)]