216283389

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{1609}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 340650240

約数和(自身を除く): 124366851

約数列:

[1, 3, 7, 21, 37, 111, 173, 259, 519, 777, 1211, 1609, 3633, 4827, 6401, 11263, 19203, 33789, 44807, 59533, 134421, 178599, 278357, 416731, 835071, 1250193, 1948499, 5845497, 10299209, 30897627, 72094463, 216283389]

約数ペア:

[(1, 216283389), (3, 72094463), (7, 30897627), (21, 10299209), (37, 5845497), (111, 1948499), (173, 1250193), (259, 835071), (519, 416731), (777, 278357), (1211, 178599), (1609, 134421), (3633, 59533), (4827, 44807), (6401, 33789), (11263, 19203)]