127828695

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{881}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 217183680

約数和(自身を除く): 89354985

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 569, 881, 1707, 2643, 2845, 4405, 8535, 9673, 13215, 14977, 29019, 44931, 48365, 74885, 145095, 224655, 501289, 1503867, 2506445, 7519335, 8521913, 25565739, 42609565, 127828695]

約数ペア:

[(1, 127828695), (3, 42609565), (5, 25565739), (15, 8521913), (17, 7519335), (51, 2506445), (85, 1503867), (255, 501289), (569, 224655), (881, 145095), (1707, 74885), (2643, 48365), (2845, 44931), (4405, 29019), (8535, 14977), (9673, 13215)]