64870785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2039}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 129841920

約数和(自身を除く): 64971135

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 303, 315, 505, 707, 909, 1515, 2039, 2121, 3535, 4545, 6117, 6363, 10195, 10605, 14273, 18351, 30585, 31815, 42819, 71365, 91755, 128457, 205939, 214095, 617817, 642285, 1029695, 1441573, 1853451, 3089085, 4324719, 7207865, 9267255, 12974157, 21623595, 64870785]

約数ペア:

[(1, 64870785), (3, 21623595), (5, 12974157), (7, 9267255), (9, 7207865), (15, 4324719), (21, 3089085), (35, 1853451), (45, 1441573), (63, 1029695), (101, 642285), (105, 617817), (303, 214095), (315, 205939), (505, 128457), (707, 91755), (909, 71365), (1515, 42819), (2039, 31815), (2121, 30585), (3535, 18351), (4545, 14273), (6117, 10605), (6363, 10195)]