131938818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 299230848

約数和(自身を除く): 167292030

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 97, 111, 194, 222, 291, 407, 557, 582, 814, 1067, 1114, 1221, 1671, 2134, 2442, 3201, 3342, 3589, 6127, 6402, 7178, 10767, 12254, 18381, 20609, 21534, 36762, 39479, 41218, 54029, 61827, 78958, 108058, 118437, 123654, 162087, 226699, 236874, 324174, 453398, 594319, 680097, 1188638, 1360194, 1782957, 1999073, 3565914, 3998146, 5997219, 11994438, 21989803, 43979606, 65969409, 131938818]

約数ペア:

[(1, 131938818), (2, 65969409), (3, 43979606), (6, 21989803), (11, 11994438), (22, 5997219), (33, 3998146), (37, 3565914), (66, 1999073), (74, 1782957), (97, 1360194), (111, 1188638), (194, 680097), (222, 594319), (291, 453398), (407, 324174), (557, 236874), (582, 226699), (814, 162087), (1067, 123654), (1114, 118437), (1221, 108058), (1671, 78958), (2134, 61827), (2442, 54029), (3201, 41218), (3342, 39479), (3589, 36762), (6127, 21534), (6402, 20609), (7178, 18381), (10767, 12254)]