23640915

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 15363501

約数列:

[1, 3, 5, 15, 53, 131, 159, 227, 265, 393, 655, 681, 795, 1135, 1965, 3405, 6943, 12031, 20829, 29737, 34715, 36093, 60155, 89211, 104145, 148685, 180465, 446055, 1576061, 4728183, 7880305, 23640915]

約数ペア:

[(1, 23640915), (3, 7880305), (5, 4728183), (15, 1576061), (53, 446055), (131, 180465), (159, 148685), (227, 104145), (265, 89211), (393, 60155), (655, 36093), (681, 34715), (795, 29737), (1135, 20829), (1965, 12031), (3405, 6943)]