445416321

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2803}}^1$

素因数の和:2890

約数の個数: 48

約数和(自身を含む): 736487424

約数和(自身を除く): 291071103

約数列:

[1, 3, 7, 21, 23, 47, 49, 69, 141, 147, 161, 329, 483, 987, 1081, 1127, 2303, 2803, 3243, 3381, 6909, 7567, 8409, 19621, 22701, 52969, 58863, 64469, 131741, 137347, 158907, 193407, 395223, 412041, 451283, 922187, 1353849, 2766561, 3030043, 3158981, 6455309, 9090129, 9476943, 19365927, 21210301, 63630903, 148472107, 445416321]

約数ペア:

[(1, 445416321), (3, 148472107), (7, 63630903), (21, 21210301), (23, 19365927), (47, 9476943), (49, 9090129), (69, 6455309), (141, 3158981), (147, 3030043), (161, 2766561), (329, 1353849), (483, 922187), (987, 451283), (1081, 412041), (1127, 395223), (2303, 193407), (2803, 158907), (3243, 137347), (3381, 131741), (6909, 64469), (7567, 58863), (8409, 52969), (19621, 22701)]