27739905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 47139840

約数和(自身を除く): 19399935

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 743, 1965, 2229, 2489, 3715, 7467, 11145, 12445, 14117, 37335, 42351, 70585, 97333, 211755, 291999, 486665, 1459995, 1849327, 5547981, 9246635, 27739905]

約数ペア:

[(1, 27739905), (3, 9246635), (5, 5547981), (15, 1849327), (19, 1459995), (57, 486665), (95, 291999), (131, 211755), (285, 97333), (393, 70585), (655, 42351), (743, 37335), (1965, 14117), (2229, 12445), (2489, 11145), (3715, 7467)]