128897996966

素因数分解:

$2^1\times {\mathrm{71}}^2\times {\mathrm{127}}^1\times {\mathrm{100669}}^1$

素因数の和:100940

約数の個数: 24

約数和(自身を含む): 197654672640

約数和(自身を除く): 68756675674

約数列:

[1, 2, 71, 127, 142, 254, 5041, 9017, 10082, 18034, 100669, 201338, 640207, 1280414, 7147499, 12784963, 14294998, 25569926, 507472429, 907732373, 1014944858, 1815464746, 64448998483, 128897996966]

約数ペア:

[(1, 128897996966), (2, 64448998483), (71, 1815464746), (127, 1014944858), (142, 907732373), (254, 507472429), (5041, 25569926), (9017, 14294998), (10082, 12784963), (18034, 7147499), (100669, 1280414), (201338, 640207)]