223861967

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 286156800

約数和(自身を除く): 62294833

約数列:

[1, 7, 17, 23, 89, 119, 161, 391, 623, 919, 1513, 2047, 2737, 6433, 10591, 14329, 15623, 21137, 34799, 81791, 109361, 147959, 243593, 359329, 572537, 1390447, 1881193, 2515303, 9733129, 13168351, 31980281, 223861967]

約数ペア:

[(1, 223861967), (7, 31980281), (17, 13168351), (23, 9733129), (89, 2515303), (119, 1881193), (161, 1390447), (391, 572537), (623, 359329), (919, 243593), (1513, 147959), (2047, 109361), (2737, 81791), (6433, 34799), (10591, 21137), (14329, 15623)]