320170131

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2843}}^1$

素因数の和:2992

約数の個数: 32

約数和(自身を含む): 490533120

約数和(自身を除く): 170362989

約数列:

[1, 3, 9, 27, 43, 97, 129, 291, 387, 873, 1161, 2619, 2843, 4171, 8529, 12513, 25587, 37539, 76761, 112617, 122249, 275771, 366747, 827313, 1100241, 2481939, 3300723, 7445817, 11858153, 35574459, 106723377, 320170131]

約数ペア:

[(1, 320170131), (3, 106723377), (9, 35574459), (27, 11858153), (43, 7445817), (97, 3300723), (129, 2481939), (291, 1100241), (387, 827313), (873, 366747), (1161, 275771), (2619, 122249), (2843, 112617), (4171, 76761), (8529, 37539), (12513, 25587)]