685377

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 1317888

約数和(自身を除く): 632511

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 43, 63, 69, 77, 99, 129, 161, 207, 231, 253, 301, 387, 473, 483, 693, 759, 903, 989, 1419, 1449, 1771, 2277, 2709, 2967, 3311, 4257, 5313, 6923, 8901, 9933, 10879, 15939, 20769, 29799, 32637, 62307, 76153, 97911, 228459, 685377]

約数ペア:

[(1, 685377), (3, 228459), (7, 97911), (9, 76153), (11, 62307), (21, 32637), (23, 29799), (33, 20769), (43, 15939), (63, 10879), (69, 9933), (77, 8901), (99, 6923), (129, 5313), (161, 4257), (207, 3311), (231, 2967), (253, 2709), (301, 2277), (387, 1771), (473, 1449), (483, 1419), (693, 989), (759, 903)]