53871885

素因数分解:

$3^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 98017920

約数和(自身を除く): 44146035

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 243, 303, 405, 439, 505, 909, 1215, 1317, 1515, 2195, 2727, 3951, 4545, 6585, 8181, 11853, 13635, 19755, 24543, 35559, 40905, 44339, 59265, 106677, 122715, 133017, 177795, 221695, 399051, 533385, 665085, 1197153, 1995255, 3591459, 5985765, 10774377, 17957295, 53871885]

約数ペア:

[(1, 53871885), (3, 17957295), (5, 10774377), (9, 5985765), (15, 3591459), (27, 1995255), (45, 1197153), (81, 665085), (101, 533385), (135, 399051), (243, 221695), (303, 177795), (405, 133017), (439, 122715), (505, 106677), (909, 59265), (1215, 44339), (1317, 40905), (1515, 35559), (2195, 24543), (2727, 19755), (3951, 13635), (4545, 11853), (6585, 8181)]