47405817

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{30803}}^1$

素因数の和:30834

約数の個数: 20

約数和(自身を含む): 74545680

約数和(自身を除く): 27139863

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 30803, 92409, 277227, 585257, 831681, 1755771, 2495043, 5267313, 15801939, 47405817]

約数ペア:

[(1, 47405817), (3, 15801939), (9, 5267313), (19, 2495043), (27, 1755771), (57, 831681), (81, 585257), (171, 277227), (513, 92409), (1539, 30803)]