39989846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 66528000

約数和(自身を除く): 26538154

約数列:

[1, 2, 13, 26, 59, 118, 131, 199, 262, 398, 767, 1534, 1703, 2587, 3406, 5174, 7729, 11741, 15458, 23482, 26069, 52138, 100477, 152633, 200954, 305266, 338897, 677794, 1538071, 3076142, 19994923, 39989846]

約数ペア:

[(1, 39989846), (2, 19994923), (13, 3076142), (26, 1538071), (59, 677794), (118, 338897), (131, 305266), (199, 200954), (262, 152633), (398, 100477), (767, 52138), (1534, 26069), (1703, 23482), (2587, 15458), (3406, 11741), (5174, 7729)]