403760997

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{797}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 620524800

約数和(自身を除く): 216763803

約数列:

[1, 3, 9, 27, 29, 87, 261, 647, 783, 797, 1941, 2391, 5823, 7173, 17469, 18763, 21519, 23113, 56289, 69339, 168867, 208017, 506601, 515659, 624051, 1546977, 4640931, 13922793, 14954111, 44862333, 134586999, 403760997]

約数ペア:

[(1, 403760997), (3, 134586999), (9, 44862333), (27, 14954111), (29, 13922793), (87, 4640931), (261, 1546977), (647, 624051), (783, 515659), (797, 506601), (1941, 208017), (2391, 168867), (5823, 69339), (7173, 56289), (17469, 23113), (18763, 21519)]