217202403

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 321926400

約数和(自身を除く): 104723997

約数列:

[1, 3, 11, 33, 107, 137, 321, 411, 449, 1177, 1347, 1507, 3531, 4521, 4939, 14659, 14817, 43977, 48043, 61513, 144129, 161249, 184539, 483747, 528473, 676643, 1585419, 2029929, 6581891, 19745673, 72400801, 217202403]

約数ペア:

[(1, 217202403), (3, 72400801), (11, 19745673), (33, 6581891), (107, 2029929), (137, 1585419), (321, 676643), (411, 528473), (449, 483747), (1177, 184539), (1347, 161249), (1507, 144129), (3531, 61513), (4521, 48043), (4939, 43977), (14659, 14817)]