816996961

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 992839680

約数和(自身を除く): 175842719

約数列:

[1, 11, 23, 29, 53, 121, 191, 253, 319, 583, 667, 1219, 1537, 2101, 2783, 3509, 4393, 5539, 6413, 7337, 10123, 13409, 16907, 23111, 35351, 48323, 60929, 80707, 111353, 127397, 147499, 185977, 232829, 293567, 388861, 531553, 670219, 1224883, 1401367, 2561119, 3229237, 4277471, 6752041, 15415037, 28172309, 35521607, 74272451, 816996961]

約数ペア:

[(1, 816996961), (11, 74272451), (23, 35521607), (29, 28172309), (53, 15415037), (121, 6752041), (191, 4277471), (253, 3229237), (319, 2561119), (583, 1401367), (667, 1224883), (1219, 670219), (1537, 531553), (2101, 388861), (2783, 293567), (3509, 232829), (4393, 185977), (5539, 147499), (6413, 127397), (7337, 111353), (10123, 80707), (13409, 60929), (16907, 48323), (23111, 35351)]