78385797

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 133066752

約数和(自身を除く): 54680955

約数列:

[1, 3, 7, 9, 21, 63, 97, 101, 127, 291, 303, 381, 679, 707, 873, 889, 909, 1143, 2037, 2121, 2667, 6111, 6363, 8001, 9797, 12319, 12827, 29391, 36957, 38481, 68579, 86233, 88173, 89789, 110871, 115443, 205737, 258699, 269367, 617211, 776097, 808101, 1244219, 3732657, 8709533, 11197971, 26128599, 78385797]

約数ペア:

[(1, 78385797), (3, 26128599), (7, 11197971), (9, 8709533), (21, 3732657), (63, 1244219), (97, 808101), (101, 776097), (127, 617211), (291, 269367), (303, 258699), (381, 205737), (679, 115443), (707, 110871), (873, 89789), (889, 88173), (909, 86233), (1143, 68579), (2037, 38481), (2121, 36957), (2667, 29391), (6111, 12827), (6363, 12319), (8001, 9797)]