209214138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4127}}^1$

素因数の和:4227

約数の個数: 64

約数和(自身を含む): 513589248

約数和(自身を除く): 304375110

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 71, 102, 119, 142, 213, 238, 357, 426, 497, 714, 994, 1207, 1491, 2414, 2982, 3621, 4127, 7242, 8254, 8449, 12381, 16898, 24762, 25347, 28889, 50694, 57778, 70159, 86667, 140318, 173334, 210477, 293017, 420954, 491113, 586034, 879051, 982226, 1473339, 1758102, 2051119, 2946678, 4102238, 4981289, 6153357, 9962578, 12306714, 14943867, 29887734, 34869023, 69738046, 104607069, 209214138]

約数ペア:

[(1, 209214138), (2, 104607069), (3, 69738046), (6, 34869023), (7, 29887734), (14, 14943867), (17, 12306714), (21, 9962578), (34, 6153357), (42, 4981289), (51, 4102238), (71, 2946678), (102, 2051119), (119, 1758102), (142, 1473339), (213, 982226), (238, 879051), (357, 586034), (426, 491113), (497, 420954), (714, 293017), (994, 210477), (1207, 173334), (1491, 140318), (2414, 86667), (2982, 70159), (3621, 57778), (4127, 50694), (7242, 28889), (8254, 25347), (8449, 24762), (12381, 16898)]