223886991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 350355456

約数和(自身を除く): 126468465

約数列:

[1, 3, 17, 23, 31, 47, 51, 69, 93, 131, 141, 391, 393, 527, 713, 799, 1081, 1173, 1457, 1581, 2139, 2227, 2397, 3013, 3243, 4061, 4371, 6157, 6681, 9039, 12121, 12183, 18377, 18471, 24769, 33511, 36363, 51221, 55131, 69037, 74307, 93403, 100533, 104669, 141611, 153663, 190867, 207111, 280209, 314007, 424833, 569687, 572601, 1587851, 1709061, 2407387, 3244739, 4389941, 4763553, 7222161, 9734217, 13169823, 74628997, 223886991]

約数ペア:

[(1, 223886991), (3, 74628997), (17, 13169823), (23, 9734217), (31, 7222161), (47, 4763553), (51, 4389941), (69, 3244739), (93, 2407387), (131, 1709061), (141, 1587851), (391, 572601), (393, 569687), (527, 424833), (713, 314007), (799, 280209), (1081, 207111), (1173, 190867), (1457, 153663), (1581, 141611), (2139, 104669), (2227, 100533), (2397, 93403), (3013, 74307), (3243, 69037), (4061, 55131), (4371, 51221), (6157, 36363), (6681, 33511), (9039, 24769), (12121, 18471), (12183, 18377)]