338923893

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 582912000

約数和(自身を除く): 243988107

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 149, 229, 231, 301, 447, 473, 687, 903, 1043, 1419, 1603, 1639, 2519, 3129, 3311, 4809, 4917, 6407, 7557, 9847, 9933, 11473, 17633, 19221, 29541, 34121, 34419, 44849, 52899, 68929, 70477, 102363, 108317, 134547, 206787, 211431, 238847, 324951, 375331, 493339, 716541, 758219, 1125993, 1467203, 1480017, 2274657, 2627317, 4401609, 7881951, 10270421, 16139233, 30811263, 48417699, 112974631, 338923893]

約数ペア:

[(1, 338923893), (3, 112974631), (7, 48417699), (11, 30811263), (21, 16139233), (33, 10270421), (43, 7881951), (77, 4401609), (129, 2627317), (149, 2274657), (229, 1480017), (231, 1467203), (301, 1125993), (447, 758219), (473, 716541), (687, 493339), (903, 375331), (1043, 324951), (1419, 238847), (1603, 211431), (1639, 206787), (2519, 134547), (3129, 108317), (3311, 102363), (4809, 70477), (4917, 68929), (6407, 52899), (7557, 44849), (9847, 34419), (9933, 34121), (11473, 29541), (17633, 19221)]