81987510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{248447}}^1$

素因数の和:248468

約数の個数: 32

約数和(自身を含む): 214659072

約数和(自身を除く): 132671562

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 248447, 496894, 745341, 1242235, 1490682, 2484470, 2732917, 3726705, 5465834, 7453410, 8198751, 13664585, 16397502, 27329170, 40993755, 81987510]

約数ペア:

[(1, 81987510), (2, 40993755), (3, 27329170), (5, 16397502), (6, 13664585), (10, 8198751), (11, 7453410), (15, 5465834), (22, 3726705), (30, 2732917), (33, 2484470), (55, 1490682), (66, 1242235), (110, 745341), (165, 496894), (330, 248447)]