220144845

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{4871}}^1$

素因数の和:5033

約数の個数: 32

約数和(自身を含む): 370427904

約数和(自身を除く): 150283059

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 655, 1965, 3013, 4871, 9039, 14613, 15065, 24355, 45195, 73065, 112033, 336099, 560165, 638101, 1680495, 1914303, 3190505, 9571515, 14676323, 44028969, 73381615, 220144845]

約数ペア:

[(1, 220144845), (3, 73381615), (5, 44028969), (15, 14676323), (23, 9571515), (69, 3190505), (115, 1914303), (131, 1680495), (345, 638101), (393, 560165), (655, 336099), (1965, 112033), (3013, 73065), (4871, 45195), (9039, 24355), (14613, 15065)]