80270757

素因数分解:

$3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2113}}^1$

素因数の和:2199

約数の個数: 40

約数和(自身を含む): 139151936

約数和(自身を除く): 58881179

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 469, 567, 603, 1407, 1809, 2113, 4221, 5427, 6339, 12663, 14791, 19017, 37989, 44373, 57051, 133119, 141571, 171153, 399357, 424713, 990997, 1198071, 1274139, 2972991, 3822417, 8918973, 11467251, 26756919, 80270757]

約数ペア:

[(1, 80270757), (3, 26756919), (7, 11467251), (9, 8918973), (21, 3822417), (27, 2972991), (63, 1274139), (67, 1198071), (81, 990997), (189, 424713), (201, 399357), (469, 171153), (567, 141571), (603, 133119), (1407, 57051), (1809, 44373), (2113, 37989), (4221, 19017), (5427, 14791), (6339, 12663)]