219959043

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 314603520

約数和(自身を除く): 94644477

約数列:

[1, 3, 31, 37, 93, 97, 111, 291, 659, 1147, 1977, 3007, 3441, 3589, 9021, 10767, 20429, 24383, 61287, 63923, 73149, 111259, 191769, 333777, 755873, 1981613, 2267619, 2365151, 5944839, 7095453, 73319681, 219959043]

約数ペア:

[(1, 219959043), (3, 73319681), (31, 7095453), (37, 5944839), (93, 2365151), (97, 2267619), (111, 1981613), (291, 755873), (659, 333777), (1147, 191769), (1977, 111259), (3007, 73149), (3441, 63923), (3589, 61287), (9021, 24383), (10767, 20429)]