72166977

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 111288320

約数和(自身を除く): 39121343

約数列:

[1, 3, 9, 27, 31, 93, 151, 279, 453, 571, 837, 1359, 1713, 4077, 4681, 5139, 14043, 15417, 17701, 42129, 53103, 86221, 126387, 159309, 258663, 477927, 775989, 2327967, 2672851, 8018553, 24055659, 72166977]

約数ペア:

[(1, 72166977), (3, 24055659), (9, 8018553), (27, 2672851), (31, 2327967), (93, 775989), (151, 477927), (279, 258663), (453, 159309), (571, 126387), (837, 86221), (1359, 53103), (1713, 42129), (4077, 17701), (4681, 15417), (5139, 14043)]