657008638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{120907}}^1$

素因数の和:120952

約数の個数: 32

約数和(自身を含む): 1218752640

約数和(自身を除く): 561744002

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 120907, 241814, 1329977, 1571791, 2297233, 2659954, 3143582, 4594466, 17289701, 25269563, 29864029, 34579402, 50539126, 59728058, 328504319, 657008638]

約数ペア:

[(1, 657008638), (2, 328504319), (11, 59728058), (13, 50539126), (19, 34579402), (22, 29864029), (26, 25269563), (38, 17289701), (143, 4594466), (209, 3143582), (247, 2659954), (286, 2297233), (418, 1571791), (494, 1329977), (2717, 241814), (5434, 120907)]