64539447

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{161753}}^1$

素因数の和:161782

約数の個数: 16

約数和(自身を含む): 103522560

約数和(自身を除く): 38983113

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 161753, 485259, 1132271, 3073307, 3396813, 9219921, 21513149, 64539447]

約数ペア:

[(1, 64539447), (3, 21513149), (7, 9219921), (19, 3396813), (21, 3073307), (57, 1132271), (133, 485259), (399, 161753)]