212350905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12517}}^1$

素因数の和:12570

約数の個数: 48

約数和(自身を含む): 410089680

約数和(自身を除く): 197738775

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 1131, 1305, 1885, 3393, 5655, 12517, 16965, 37551, 62585, 112653, 162721, 187755, 362993, 488163, 563265, 813605, 1088979, 1464489, 1814965, 2440815, 3266937, 4718909, 5444895, 7322445, 14156727, 16334685, 23594545, 42470181, 70783635, 212350905]

約数ペア:

[(1, 212350905), (3, 70783635), (5, 42470181), (9, 23594545), (13, 16334685), (15, 14156727), (29, 7322445), (39, 5444895), (45, 4718909), (65, 3266937), (87, 2440815), (117, 1814965), (145, 1464489), (195, 1088979), (261, 813605), (377, 563265), (435, 488163), (585, 362993), (1131, 187755), (1305, 162721), (1885, 112653), (3393, 62585), (5655, 37551), (12517, 16965)]