30690149

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 39072000

約数和(自身を除く): 8381851

約数列:

[1, 7, 19, 29, 73, 109, 133, 203, 511, 551, 763, 1387, 2071, 2117, 3161, 3857, 7957, 9709, 14497, 14819, 22127, 40223, 55699, 60059, 151183, 230753, 281561, 420413, 1058281, 1615271, 4384307, 30690149]

約数ペア:

[(1, 30690149), (7, 4384307), (19, 1615271), (29, 1058281), (73, 420413), (109, 281561), (133, 230753), (203, 151183), (511, 60059), (551, 55699), (763, 40223), (1387, 22127), (2071, 14819), (2117, 14497), (3161, 9709), (3857, 7957)]