15555254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 27681696

約数和(自身を除く): 12126442

約数列:

[1, 2, 11, 13, 22, 26, 137, 143, 274, 286, 397, 794, 1507, 1781, 3014, 3562, 4367, 5161, 8734, 10322, 19591, 39182, 54389, 56771, 108778, 113542, 598279, 707057, 1196558, 1414114, 7777627, 15555254]

約数ペア:

[(1, 15555254), (2, 7777627), (11, 1414114), (13, 1196558), (22, 707057), (26, 598279), (137, 113542), (143, 108778), (274, 56771), (286, 54389), (397, 39182), (794, 19591), (1507, 10322), (1781, 8734), (3014, 5161), (3562, 4367)]