238996233

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 403701376

約数和(自身を除く): 164705143

約数列:

[1, 3, 7, 9, 21, 63, 73, 157, 219, 331, 471, 511, 657, 993, 1099, 1413, 1533, 2317, 2979, 3297, 4599, 6951, 9891, 11461, 20853, 24163, 34383, 51967, 72489, 80227, 103149, 155901, 169141, 217467, 240681, 363769, 467703, 507423, 722043, 1091307, 1522269, 3273921, 3793591, 11380773, 26555137, 34142319, 79665411, 238996233]

約数ペア:

[(1, 238996233), (3, 79665411), (7, 34142319), (9, 26555137), (21, 11380773), (63, 3793591), (73, 3273921), (157, 1522269), (219, 1091307), (331, 722043), (471, 507423), (511, 467703), (657, 363769), (993, 240681), (1099, 217467), (1413, 169141), (1533, 155901), (2317, 103149), (2979, 80227), (3297, 72489), (4599, 51967), (6951, 34383), (9891, 24163), (11461, 20853)]