2100028819

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2591}}^1$

素因数の和:2768

約数の個数: 32

約数和(自身を含む): 2612736000

約数和(自身を除く): 512707181

約数列:

[1, 7, 17, 49, 119, 139, 343, 833, 973, 2363, 2591, 5831, 6811, 16541, 18137, 44047, 47677, 115787, 126959, 308329, 360149, 810509, 888713, 2158303, 2521043, 6122533, 15108121, 17647301, 42857731, 123531107, 300004117, 2100028819]

約数ペア:

[(1, 2100028819), (7, 300004117), (17, 123531107), (49, 42857731), (119, 17647301), (139, 15108121), (343, 6122533), (833, 2521043), (973, 2158303), (2363, 888713), (2591, 810509), (5831, 360149), (6811, 308329), (16541, 126959), (18137, 115787), (44047, 47677)]