42477561

素因数分解:

$3^3\times 7^2\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 74182080

約数和(自身を除く): 31704519

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 97, 147, 189, 291, 331, 441, 679, 873, 993, 1323, 2037, 2317, 2619, 2979, 4753, 6111, 6951, 8937, 14259, 16219, 18333, 20853, 32107, 42777, 48657, 62559, 96321, 128331, 145971, 224749, 288963, 437913, 674247, 866889, 1573243, 2022741, 4719729, 6068223, 14159187, 42477561]

約数ペア:

[(1, 42477561), (3, 14159187), (7, 6068223), (9, 4719729), (21, 2022741), (27, 1573243), (49, 866889), (63, 674247), (97, 437913), (147, 288963), (189, 224749), (291, 145971), (331, 128331), (441, 96321), (679, 62559), (873, 48657), (993, 42777), (1323, 32107), (2037, 20853), (2317, 18333), (2619, 16219), (2979, 14259), (4753, 8937), (6111, 6951)]