3968458

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 24

約数和(自身を含む): 6588000

約数和(自身を除く): 2619542

約数列:

[1, 2, 13, 26, 59, 118, 169, 199, 338, 398, 767, 1534, 2587, 5174, 9971, 11741, 19942, 23482, 33631, 67262, 152633, 305266, 1984229, 3968458]

約数ペア:

[(1, 3968458), (2, 1984229), (13, 305266), (26, 152633), (59, 67262), (118, 33631), (169, 23482), (199, 19942), (338, 11741), (398, 9971), (767, 5174), (1534, 2587)]