1621202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1249}}^1$

素因数の和:1321

約数の個数: 16

約数和(自身を含む): 2700000

約数和(自身を除く): 1078798

約数列:

[1, 2, 11, 22, 59, 118, 649, 1249, 1298, 2498, 13739, 27478, 73691, 147382, 810601, 1621202]

約数ペア:

[(1, 1621202), (2, 810601), (11, 147382), (22, 73691), (59, 27478), (118, 13739), (649, 2498), (1249, 1298)]