86748478

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 138240000

約数和(自身を除く): 51491522

約数列:

[1, 2, 31, 62, 79, 89, 158, 178, 199, 398, 2449, 2759, 4898, 5518, 6169, 7031, 12338, 14062, 15721, 17711, 31442, 35422, 217961, 435922, 487351, 549041, 974702, 1098082, 1399169, 2798338, 43374239, 86748478]

約数ペア:

[(1, 86748478), (2, 43374239), (31, 2798338), (62, 1399169), (79, 1098082), (89, 974702), (158, 549041), (178, 487351), (199, 435922), (398, 217961), (2449, 35422), (2759, 31442), (4898, 17711), (5518, 15721), (6169, 14062), (7031, 12338)]