156717639

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{977}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 250837440

約数和(自身を除く): 94119801

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 457, 977, 1371, 2931, 4113, 5941, 8793, 12339, 12701, 17823, 26379, 38103, 53469, 114309, 160407, 342927, 446489, 1339467, 4018401, 5804357, 12055203, 17413071, 52239213, 156717639]

約数ペア:

[(1, 156717639), (3, 52239213), (9, 17413071), (13, 12055203), (27, 5804357), (39, 4018401), (117, 1339467), (351, 446489), (457, 342927), (977, 160407), (1371, 114309), (2931, 53469), (4113, 38103), (5941, 26379), (8793, 17823), (12339, 12701)]