61505554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{20113}}^1$

素因数の和:20265

約数の個数: 16

約数和(自身を含む): 101374560

約数和(自身を除く): 39869006

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 20113, 40226, 221243, 442486, 2795707, 5591414, 30752777, 61505554]

約数ペア:

[(1, 61505554), (2, 30752777), (11, 5591414), (22, 2795707), (139, 442486), (278, 221243), (1529, 40226), (3058, 20113)]