1218376467

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{277}}^1\times {\mathrm{577}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 2222581088

約数和(自身を除く): 1004204621

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 277, 363, 577, 693, 831, 847, 1089, 1731, 1939, 2493, 2541, 3047, 4039, 5193, 5817, 6347, 7623, 9141, 12117, 17451, 19041, 21329, 27423, 33517, 36351, 44429, 57123, 63987, 69817, 100551, 133287, 159829, 191961, 209451, 234619, 301653, 399861, 479487, 488719, 628353, 703857, 1118803, 1438461, 1466157, 1758119, 2111571, 3356409, 4398471, 5274357, 10069227, 12306833, 15823071, 19339309, 36920499, 58017927, 110761497, 135375163, 174053781, 406125489, 1218376467]

約数ペア:

[(1, 1218376467), (3, 406125489), (7, 174053781), (9, 135375163), (11, 110761497), (21, 58017927), (33, 36920499), (63, 19339309), (77, 15823071), (99, 12306833), (121, 10069227), (231, 5274357), (277, 4398471), (363, 3356409), (577, 2111571), (693, 1758119), (831, 1466157), (847, 1438461), (1089, 1118803), (1731, 703857), (1939, 628353), (2493, 488719), (2541, 479487), (3047, 399861), (4039, 301653), (5193, 234619), (5817, 209451), (6347, 191961), (7623, 159829), (9141, 133287), (12117, 100551), (17451, 69817), (19041, 63987), (21329, 57123), (27423, 44429), (33517, 36351)]