72780807

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1289}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 111456000

約数和(自身を除く): 38675193

約数列:

[1, 3, 11, 29, 33, 59, 87, 177, 319, 649, 957, 1289, 1711, 1947, 3867, 5133, 14179, 18821, 37381, 42537, 56463, 76051, 112143, 228153, 411191, 836561, 1233573, 2205479, 2509683, 6616437, 24260269, 72780807]

約数ペア:

[(1, 72780807), (3, 24260269), (11, 6616437), (29, 2509683), (33, 2205479), (59, 1233573), (87, 836561), (177, 411191), (319, 228153), (649, 112143), (957, 76051), (1289, 56463), (1711, 42537), (1947, 37381), (3867, 18821), (5133, 14179)]