78254217

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1087}}^1$

素因数の和:1533

約数の個数: 24

約数和(自身を含む): 119375360

約数和(自身を除く): 41121143

約数列:

[1, 3, 9, 19, 57, 171, 421, 1087, 1263, 3261, 3789, 7999, 9783, 20653, 23997, 61959, 71991, 185877, 457627, 1372881, 4118643, 8694913, 26084739, 78254217]

約数ペア:

[(1, 78254217), (3, 26084739), (9, 8694913), (19, 4118643), (57, 1372881), (171, 457627), (421, 185877), (1087, 71991), (1263, 61959), (3261, 23997), (3789, 20653), (7999, 9783)]