215339938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5387}}^1$

素因数の和:5502

約数の個数: 32

約数和(自身を含む): 372418560

約数和(自身を除く): 157078622

約数列:

[1, 2, 11, 22, 23, 46, 79, 158, 253, 506, 869, 1738, 1817, 3634, 5387, 10774, 19987, 39974, 59257, 118514, 123901, 247802, 425573, 851146, 1362911, 2725822, 4681303, 9362606, 9788179, 19576358, 107669969, 215339938]

約数ペア:

[(1, 215339938), (2, 107669969), (11, 19576358), (22, 9788179), (23, 9362606), (46, 4681303), (79, 2725822), (158, 1362911), (253, 851146), (506, 425573), (869, 247802), (1738, 123901), (1817, 118514), (3634, 59257), (5387, 39974), (10774, 19987)]