42651639

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{367}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 63627200

約数和(自身を除く): 20975561

約数列:

[1, 3, 9, 37, 111, 333, 349, 367, 1047, 1101, 3141, 3303, 12913, 13579, 38739, 40737, 116217, 122211, 128083, 384249, 1152747, 4739071, 14217213, 42651639]

約数ペア:

[(1, 42651639), (3, 14217213), (9, 4739071), (37, 1152747), (111, 384249), (333, 128083), (349, 122211), (367, 116217), (1047, 40737), (1101, 38739), (3141, 13579), (3303, 12913)]