81104654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 136442880

約数和(自身を除く): 55338226

約数列:

[1, 2, 17, 19, 34, 38, 223, 323, 446, 563, 646, 1126, 3791, 4237, 7582, 8474, 9571, 10697, 19142, 21394, 72029, 125549, 144058, 181849, 251098, 363698, 2134333, 2385431, 4268666, 4770862, 40552327, 81104654]

約数ペア:

[(1, 81104654), (2, 40552327), (17, 4770862), (19, 4268666), (34, 2385431), (38, 2134333), (223, 363698), (323, 251098), (446, 181849), (563, 144058), (646, 125549), (1126, 72029), (3791, 21394), (4237, 19142), (7582, 10697), (8474, 9571)]