219601977

素因数分解:

$3^1\times 7^3\times {\mathrm{101}}^1\times {\mathrm{2113}}^1$

素因数の和:2238

約数の個数: 32

約数和(自身を含む): 345004800

約数和(自身を除く): 125402823

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 343, 707, 1029, 2113, 2121, 4949, 6339, 14791, 14847, 34643, 44373, 103537, 103929, 213413, 310611, 640239, 724759, 1493891, 2174277, 4481673, 10457237, 31371711, 73200659, 219601977]

約数ペア:

[(1, 219601977), (3, 73200659), (7, 31371711), (21, 10457237), (49, 4481673), (101, 2174277), (147, 1493891), (303, 724759), (343, 640239), (707, 310611), (1029, 213413), (2113, 103929), (2121, 103537), (4949, 44373), (6339, 34643), (14791, 14847)]