8090838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 20211360

約数和(自身を除く): 12120522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 409, 471, 818, 942, 1099, 1227, 1413, 2198, 2454, 2826, 2863, 3297, 3681, 5726, 6594, 7362, 8589, 9891, 17178, 19782, 25767, 51534, 64213, 128426, 192639, 385278, 449491, 577917, 898982, 1155834, 1348473, 2696946, 4045419, 8090838]

約数ペア:

[(1, 8090838), (2, 4045419), (3, 2696946), (6, 1348473), (7, 1155834), (9, 898982), (14, 577917), (18, 449491), (21, 385278), (42, 192639), (63, 128426), (126, 64213), (157, 51534), (314, 25767), (409, 19782), (471, 17178), (818, 9891), (942, 8589), (1099, 7362), (1227, 6594), (1413, 5726), (2198, 3681), (2454, 3297), (2826, 2863)]