221401377

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{221623}}^1$

素因数の和:221669

約数の個数: 16

約数和(自身を含む): 336868480

約数和(自身を除く): 115467103

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 221623, 664869, 1994607, 5983821, 8200051, 24600153, 73800459, 221401377]

約数ペア:

[(1, 221401377), (3, 73800459), (9, 24600153), (27, 8200051), (37, 5983821), (111, 1994607), (333, 664869), (999, 221623)]