218395521

素因数分解:

$3^5\times {\mathrm{59}}^1\times {\mathrm{15233}}^1$

素因数の和:15307

約数の個数: 24

約数和(自身を含む): 332710560

約数和(自身を除く): 114315039

約数列:

[1, 3, 9, 27, 59, 81, 177, 243, 531, 1593, 4779, 14337, 15233, 45699, 137097, 411291, 898747, 1233873, 2696241, 3701619, 8088723, 24266169, 72798507, 218395521]

約数ペア:

[(1, 218395521), (3, 72798507), (9, 24266169), (27, 8088723), (59, 3701619), (81, 2696241), (177, 1233873), (243, 898747), (531, 411291), (1593, 137097), (4779, 45699), (14337, 15233)]