72888579

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{15787}}^1$

素因数の和:15821

約数の個数: 24

約数和(自身を含む): 114936640

約数和(自身を除く): 42048061

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 15787, 47361, 142083, 299953, 426249, 899859, 1278747, 2699577, 3836241, 8098731, 24296193, 72888579]

約数ペア:

[(1, 72888579), (3, 24296193), (9, 8098731), (19, 3836241), (27, 2699577), (57, 1278747), (81, 899859), (171, 426249), (243, 299953), (513, 142083), (1539, 47361), (4617, 15787)]