64940278

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{229}}^1\times {\mathrm{839}}^1$

素因数の和:1096

約数の個数: 24

約数和(自身を含む): 106066800

約数和(自身を除く): 41126522

約数列:

[1, 2, 13, 26, 169, 229, 338, 458, 839, 1678, 2977, 5954, 10907, 21814, 38701, 77402, 141791, 192131, 283582, 384262, 2497703, 4995406, 32470139, 64940278]

約数ペア:

[(1, 64940278), (2, 32470139), (13, 4995406), (26, 2497703), (169, 384262), (229, 283582), (338, 192131), (458, 141791), (839, 77402), (1678, 38701), (2977, 21814), (5954, 10907)]