23187915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1783}}^1$

素因数の和:1828

約数の個数: 36

約数和(自身を含む): 42719664

約数和(自身を除く): 19531749

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1445, 1783, 2601, 4335, 5349, 8915, 13005, 16047, 26745, 30311, 80235, 90933, 151555, 272799, 454665, 515287, 1363995, 1545861, 2576435, 4637583, 7729305, 23187915]

約数ペア:

[(1, 23187915), (3, 7729305), (5, 4637583), (9, 2576435), (15, 1545861), (17, 1363995), (45, 515287), (51, 454665), (85, 272799), (153, 151555), (255, 90933), (289, 80235), (765, 30311), (867, 26745), (1445, 16047), (1783, 13005), (2601, 8915), (4335, 5349)]