42257187

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9760

約数の個数: 32

約数和(自身を含む): 74664960

約数和(自身を除く): 32407773

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 9721, 29163, 68047, 87489, 204141, 223583, 262467, 612423, 670749, 1565081, 1837269, 2012247, 4695243, 6036741, 14085729, 42257187]

約数ペア:

[(1, 42257187), (3, 14085729), (7, 6036741), (9, 4695243), (21, 2012247), (23, 1837269), (27, 1565081), (63, 670749), (69, 612423), (161, 262467), (189, 223583), (207, 204141), (483, 87489), (621, 68047), (1449, 29163), (4347, 9721)]