821238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 1873152

約数和(自身を除く): 1051914

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 541, 759, 1082, 1518, 1623, 3246, 5951, 11902, 12443, 17853, 24886, 35706, 37329, 74658, 136873, 273746, 410619, 821238]

約数ペア:

[(1, 821238), (2, 410619), (3, 273746), (6, 136873), (11, 74658), (22, 37329), (23, 35706), (33, 24886), (46, 17853), (66, 12443), (69, 11902), (138, 5951), (253, 3246), (506, 1623), (541, 1518), (759, 1082)]