6987561

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 12104064

約数和(自身を除く): 5116503

約数列:

[1, 3, 7, 17, 21, 23, 37, 51, 69, 111, 119, 161, 259, 357, 391, 483, 529, 629, 777, 851, 1173, 1587, 1887, 2553, 2737, 3703, 4403, 5957, 8211, 8993, 11109, 13209, 14467, 17871, 19573, 26979, 43401, 58719, 62951, 101269, 137011, 188853, 303807, 332741, 411033, 998223, 2329187, 6987561]

約数ペア:

[(1, 6987561), (3, 2329187), (7, 998223), (17, 411033), (21, 332741), (23, 303807), (37, 188853), (51, 137011), (69, 101269), (111, 62951), (119, 58719), (161, 43401), (259, 26979), (357, 19573), (391, 17871), (483, 14467), (529, 13209), (629, 11109), (777, 8993), (851, 8211), (1173, 5957), (1587, 4403), (1887, 3703), (2553, 2737)]