207902541

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 379537920

約数和(自身を除く): 171635379

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 67, 77, 101, 133, 147, 201, 209, 231, 303, 399, 469, 539, 627, 707, 737, 931, 1111, 1273, 1407, 1463, 1617, 1919, 2121, 2211, 2793, 3283, 3333, 3819, 4389, 4949, 5159, 5757, 6767, 7777, 8911, 9849, 10241, 13433, 14003, 14847, 15477, 20301, 21109, 23331, 26733, 30723, 36113, 40299, 42009, 47369, 54439, 62377, 63327, 74437, 94031, 98021, 108339, 128573, 142107, 147763, 163317, 187131, 223311, 282093, 294063, 331583, 385719, 443289, 521059, 686147, 900011, 994749, 1034341, 1414303, 1563177, 2058441, 2700033, 3103023, 3647413, 4242909, 6300077, 9900121, 10942239, 18900231, 29700363, 69300847, 207902541]

約数ペア:

[(1, 207902541), (3, 69300847), (7, 29700363), (11, 18900231), (19, 10942239), (21, 9900121), (33, 6300077), (49, 4242909), (57, 3647413), (67, 3103023), (77, 2700033), (101, 2058441), (133, 1563177), (147, 1414303), (201, 1034341), (209, 994749), (231, 900011), (303, 686147), (399, 521059), (469, 443289), (539, 385719), (627, 331583), (707, 294063), (737, 282093), (931, 223311), (1111, 187131), (1273, 163317), (1407, 147763), (1463, 142107), (1617, 128573), (1919, 108339), (2121, 98021), (2211, 94031), (2793, 74437), (3283, 63327), (3333, 62377), (3819, 54439), (4389, 47369), (4949, 42009), (5159, 40299), (5757, 36113), (6767, 30723), (7777, 26733), (8911, 23331), (9849, 21109), (10241, 20301), (13433, 15477), (14003, 14847)]