72639255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8663}}^1$

素因数の和:8727

約数の個数: 32

約数和(自身を含む): 128088576

約数和(自身を除く): 55449321

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 8663, 25989, 43315, 112619, 129945, 337857, 372509, 563095, 1117527, 1689285, 1862545, 4842617, 5587635, 14527851, 24213085, 72639255]

約数ペア:

[(1, 72639255), (3, 24213085), (5, 14527851), (13, 5587635), (15, 4842617), (39, 1862545), (43, 1689285), (65, 1117527), (129, 563095), (195, 372509), (215, 337857), (559, 129945), (645, 112619), (1677, 43315), (2795, 25989), (8385, 8663)]