210245763

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7477}}^1$

素因数の和:7603

約数の個数: 32

約数和(自身を含む): 348414976

約数和(自身を除く): 138169213

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 721, 1339, 2163, 4017, 7477, 9373, 22431, 28119, 52339, 97201, 157017, 291603, 680407, 770131, 2041221, 2310393, 5390917, 10011703, 16172751, 30035109, 70081921, 210245763]

約数ペア:

[(1, 210245763), (3, 70081921), (7, 30035109), (13, 16172751), (21, 10011703), (39, 5390917), (91, 2310393), (103, 2041221), (273, 770131), (309, 680407), (721, 291603), (1339, 157017), (2163, 97201), (4017, 52339), (7477, 28119), (9373, 22431)]