211399605

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 401376000

約数和(自身を除く): 189976395

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 73, 95, 135, 171, 219, 285, 365, 513, 657, 855, 1095, 1129, 1387, 1971, 2565, 3285, 3387, 4161, 5645, 6935, 9855, 10161, 12483, 16935, 20805, 21451, 30483, 37449, 50805, 62415, 64353, 82417, 107255, 152415, 187245, 193059, 247251, 321765, 412085, 579177, 741753, 965295, 1236255, 1565923, 2225259, 2895885, 3708765, 4697769, 7829615, 11126295, 14093307, 23488845, 42279921, 70466535, 211399605]

約数ペア:

[(1, 211399605), (3, 70466535), (5, 42279921), (9, 23488845), (15, 14093307), (19, 11126295), (27, 7829615), (45, 4697769), (57, 3708765), (73, 2895885), (95, 2225259), (135, 1565923), (171, 1236255), (219, 965295), (285, 741753), (365, 579177), (513, 412085), (657, 321765), (855, 247251), (1095, 193059), (1129, 187245), (1387, 152415), (1971, 107255), (2565, 82417), (3285, 64353), (3387, 62415), (4161, 50805), (5645, 37449), (6935, 30483), (9855, 21451), (10161, 20805), (12483, 16935)]