77771421

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3517}}^1$

素因数の和:3552

約数の個数: 48

約数和(自身を含む): 143421824

約数和(自身を除く): 65650403

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 243, 273, 351, 567, 819, 1053, 1701, 2457, 3159, 3517, 7371, 10551, 22113, 24619, 31653, 45721, 73857, 94959, 137163, 221571, 284877, 320047, 411489, 664713, 854631, 960141, 1234467, 1994139, 2880423, 3703401, 5982417, 8641269, 11110203, 25923807, 77771421]

約数ペア:

[(1, 77771421), (3, 25923807), (7, 11110203), (9, 8641269), (13, 5982417), (21, 3703401), (27, 2880423), (39, 1994139), (63, 1234467), (81, 960141), (91, 854631), (117, 664713), (189, 411489), (243, 320047), (273, 284877), (351, 221571), (567, 137163), (819, 94959), (1053, 73857), (1701, 45721), (2457, 31653), (3159, 24619), (3517, 22113), (7371, 10551)]