61521975

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2153}}^1$

素因数の和:2296

約数の個数: 36

約数和(自身を含む): 111111936

約数和(自身を除く): 49589961

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 225, 381, 635, 1143, 1905, 2153, 3175, 5715, 6459, 9525, 10765, 19377, 28575, 32295, 53825, 96885, 161475, 273431, 484425, 820293, 1367155, 2460879, 4101465, 6835775, 12304395, 20507325, 61521975]

約数ペア:

[(1, 61521975), (3, 20507325), (5, 12304395), (9, 6835775), (15, 4101465), (25, 2460879), (45, 1367155), (75, 820293), (127, 484425), (225, 273431), (381, 161475), (635, 96885), (1143, 53825), (1905, 32295), (2153, 28575), (3175, 19377), (5715, 10765), (6459, 9525)]