219620727

素因数分解:

$3^7\times {\mathrm{137}}^1\times {\mathrm{733}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 332237760

約数和(自身を除く): 112617033

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 729, 733, 1233, 2187, 2199, 3699, 6597, 11097, 19791, 33291, 59373, 99873, 100421, 178119, 299619, 301263, 534357, 903789, 1603071, 2711367, 8134101, 24402303, 73206909, 219620727]

約数ペア:

[(1, 219620727), (3, 73206909), (9, 24402303), (27, 8134101), (81, 2711367), (137, 1603071), (243, 903789), (411, 534357), (729, 301263), (733, 299619), (1233, 178119), (2187, 100421), (2199, 99873), (3699, 59373), (6597, 33291), (11097, 19791)]