8378181

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 14362880

約数和(自身を除く): 5984699

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 457, 679, 873, 1371, 2037, 2619, 3199, 4113, 6111, 9597, 12339, 18333, 28791, 44329, 86373, 132987, 310303, 398961, 930909, 1196883, 2792727, 8378181]

約数ペア:

[(1, 8378181), (3, 2792727), (7, 1196883), (9, 930909), (21, 398961), (27, 310303), (63, 132987), (97, 86373), (189, 44329), (291, 28791), (457, 18333), (679, 12339), (873, 9597), (1371, 6111), (2037, 4113), (2619, 3199)]