222717855

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{15013}}^1$

素因数の和:15087

約数の個数: 32

約数和(自身を含む): 380514816

約数和(自身を除く): 157796961

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 14835, 15013, 45039, 75065, 225195, 345299, 645559, 1035897, 1726495, 1936677, 3227795, 5179485, 9683385, 14847857, 44543571, 74239285, 222717855]

約数ペア:

[(1, 222717855), (3, 74239285), (5, 44543571), (15, 14847857), (23, 9683385), (43, 5179485), (69, 3227795), (115, 1936677), (129, 1726495), (215, 1035897), (345, 645559), (645, 345299), (989, 225195), (2967, 75065), (4945, 45039), (14835, 15013)]