401067219

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{2399}}^1$

素因数の和:2847

約数の個数: 32

約数和(自身を含む): 645120000

約数和(自身を除く): 244052781

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 419, 1257, 2399, 2933, 7197, 7961, 8799, 16793, 23883, 45581, 50379, 55727, 136743, 167181, 319067, 957201, 1005181, 3015543, 7036267, 19098439, 21108801, 57295317, 133689073, 401067219]

約数ペア:

[(1, 401067219), (3, 133689073), (7, 57295317), (19, 21108801), (21, 19098439), (57, 7036267), (133, 3015543), (399, 1005181), (419, 957201), (1257, 319067), (2399, 167181), (2933, 136743), (7197, 55727), (7961, 50379), (8799, 45581), (16793, 23883)]