128439506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7027}}^1$

素因数の和:7098

約数の個数: 32

約数和(自身を含む): 224333760

約数和(自身を除く): 95894254

約数列:

[1, 2, 13, 19, 26, 37, 38, 74, 247, 481, 494, 703, 962, 1406, 7027, 9139, 14054, 18278, 91351, 133513, 182702, 259999, 267026, 519998, 1735669, 3379987, 3471338, 4939981, 6759974, 9879962, 64219753, 128439506]

約数ペア:

[(1, 128439506), (2, 64219753), (13, 9879962), (19, 6759974), (26, 4939981), (37, 3471338), (38, 3379987), (74, 1735669), (247, 519998), (481, 267026), (494, 259999), (703, 182702), (962, 133513), (1406, 91351), (7027, 18278), (9139, 14054)]