2008681647

素因数分解:

$3^1\times 7^2\times {\mathrm{461}}^1\times {\mathrm{29641}}^1$

素因数の和:30119

約数の個数: 24

約数和(自身を含む): 3122369712

約数和(自身を除く): 1113688065

約数列:

[1, 3, 7, 21, 49, 147, 461, 1383, 3227, 9681, 22589, 29641, 67767, 88923, 207487, 622461, 1452409, 4357227, 13664501, 40993503, 95651507, 286954521, 669560549, 2008681647]

約数ペア:

[(1, 2008681647), (3, 669560549), (7, 286954521), (21, 95651507), (49, 40993503), (147, 13664501), (461, 4357227), (1383, 1452409), (3227, 622461), (9681, 207487), (22589, 88923), (29641, 67767)]