23891472561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1\times {\mathrm{20719}}^1$

素因数の和:21237

約数の個数: 32

約数和(自身を含む): 35255162880

約数和(自身を除く): 11363690319

約数列:

[1, 3, 11, 33, 83, 249, 421, 913, 1263, 2739, 4631, 13893, 20719, 34943, 62157, 104829, 227909, 384373, 683727, 1153119, 1719677, 5159031, 8722699, 18916447, 26168097, 56749341, 95949689, 287849067, 723984017, 2171952051, 7963824187, 23891472561]

約数ペア:

[(1, 23891472561), (3, 7963824187), (11, 2171952051), (33, 723984017), (83, 287849067), (249, 95949689), (421, 56749341), (913, 26168097), (1263, 18916447), (2739, 8722699), (4631, 5159031), (13893, 1719677), (20719, 1153119), (34943, 683727), (62157, 384373), (104829, 227909)]