661874308

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{13553}}^1$

素因数の和:14007

約数の個数: 24

約数和(自身を含む): 1201155480

約数和(自身を除く): 539281172

約数列:

[1, 2, 4, 29, 58, 116, 421, 842, 1684, 12209, 13553, 24418, 27106, 48836, 54212, 393037, 786074, 1572148, 5705813, 11411626, 22823252, 165468577, 330937154, 661874308]

約数ペア:

[(1, 661874308), (2, 330937154), (4, 165468577), (29, 22823252), (58, 11411626), (116, 5705813), (421, 1572148), (842, 786074), (1684, 393037), (12209, 54212), (13553, 48836), (24418, 27106)]