31380206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109721}}^1$

素因数の和:109747

約数の個数: 16

約数和(自身を含む): 55299888

約数和(自身を除く): 23919682

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 109721, 219442, 1206931, 1426373, 2413862, 2852746, 15690103, 31380206]

約数ペア:

[(1, 31380206), (2, 15690103), (11, 2852746), (13, 2413862), (22, 1426373), (26, 1206931), (143, 219442), (286, 109721)]