720478426

素因数分解:

$2^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1\times {\mathrm{6121}}^1$

素因数の和:6609

約数の個数: 16

約数和(自身を含む): 1089838440

約数和(自身を除く): 369360014

約数列:

[1, 2, 229, 257, 458, 514, 6121, 12242, 58853, 117706, 1401709, 1573097, 2803418, 3146194, 360239213, 720478426]

約数ペア:

[(1, 720478426), (2, 360239213), (229, 3146194), (257, 2803418), (458, 1573097), (514, 1401709), (6121, 117706), (12242, 58853)]