15881316

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5231}}^1$

素因数の和:5272

約数の個数: 48

約数和(自身を含む): 42190848

約数和(自身を除く): 26309532

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 5231, 10462, 15693, 20924, 31386, 57541, 62772, 115082, 120313, 172623, 230164, 240626, 345246, 360939, 481252, 690492, 721878, 1323443, 1443756, 2646886, 3970329, 5293772, 7940658, 15881316]

約数ペア:

[(1, 15881316), (2, 7940658), (3, 5293772), (4, 3970329), (6, 2646886), (11, 1443756), (12, 1323443), (22, 721878), (23, 690492), (33, 481252), (44, 360939), (46, 345246), (66, 240626), (69, 230164), (92, 172623), (132, 120313), (138, 115082), (253, 62772), (276, 57541), (506, 31386), (759, 20924), (1012, 15693), (1518, 10462), (3036, 5231)]