202110975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 398641152

約数和(自身を除く): 196530177

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 127, 165, 225, 275, 381, 495, 635, 643, 825, 1143, 1397, 1905, 1929, 2475, 3175, 3215, 4191, 5715, 5787, 6985, 7073, 9525, 9645, 12573, 16075, 20955, 21219, 28575, 28935, 34925, 35365, 48225, 62865, 63657, 81661, 104775, 106095, 144675, 176825, 244983, 314325, 318285, 408305, 530475, 734949, 898271, 1224915, 1591425, 2041525, 2694813, 3674745, 4491355, 6124575, 8084439, 13474065, 18373725, 22456775, 40422195, 67370325, 202110975]

約数ペア:

[(1, 202110975), (3, 67370325), (5, 40422195), (9, 22456775), (11, 18373725), (15, 13474065), (25, 8084439), (33, 6124575), (45, 4491355), (55, 3674745), (75, 2694813), (99, 2041525), (127, 1591425), (165, 1224915), (225, 898271), (275, 734949), (381, 530475), (495, 408305), (635, 318285), (643, 314325), (825, 244983), (1143, 176825), (1397, 144675), (1905, 106095), (1929, 104775), (2475, 81661), (3175, 63657), (3215, 62865), (4191, 48225), (5715, 35365), (5787, 34925), (6985, 28935), (7073, 28575), (9525, 21219), (9645, 20955), (12573, 16075)]