220254783

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17807}}^1$

素因数の和:17867

約数の個数: 32

約数和(自身を含む): 364707840

約数和(自身を除く): 144453057

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 12369, 17807, 53421, 124649, 338333, 373947, 552017, 1014999, 1656051, 2368331, 3864119, 7104993, 10488323, 11592357, 31464969, 73418261, 220254783]

約数ペア:

[(1, 220254783), (3, 73418261), (7, 31464969), (19, 11592357), (21, 10488323), (31, 7104993), (57, 3864119), (93, 2368331), (133, 1656051), (217, 1014999), (399, 552017), (589, 373947), (651, 338333), (1767, 124649), (4123, 53421), (12369, 17807)]