128306958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 288816192

約数和(自身を除く): 160509234

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 53, 78, 82, 106, 123, 159, 246, 318, 533, 689, 757, 1066, 1378, 1514, 1599, 2067, 2173, 2271, 3198, 4134, 4346, 4542, 6519, 9841, 13038, 19682, 28249, 29523, 31037, 40121, 56498, 59046, 62074, 80242, 84747, 93111, 120363, 169494, 186222, 240726, 403481, 521573, 806962, 1043146, 1210443, 1564719, 1644961, 2420886, 3129438, 3289922, 4934883, 9869766, 21384493, 42768986, 64153479, 128306958]

約数ペア:

[(1, 128306958), (2, 64153479), (3, 42768986), (6, 21384493), (13, 9869766), (26, 4934883), (39, 3289922), (41, 3129438), (53, 2420886), (78, 1644961), (82, 1564719), (106, 1210443), (123, 1043146), (159, 806962), (246, 521573), (318, 403481), (533, 240726), (689, 186222), (757, 169494), (1066, 120363), (1378, 93111), (1514, 84747), (1599, 80242), (2067, 62074), (2173, 59046), (2271, 56498), (3198, 40121), (4134, 31037), (4346, 29523), (4542, 28249), (6519, 19682), (9841, 13038)]