64503173

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 77801472

約数和(自身を除く): 13298299

約数列:

[1, 7, 37, 53, 127, 259, 371, 889, 1369, 1961, 4699, 6731, 9583, 13727, 32893, 47117, 72557, 173863, 249047, 507899, 1217041, 1743329, 9214739, 64503173]

約数ペア:

[(1, 64503173), (7, 9214739), (37, 1743329), (53, 1217041), (127, 507899), (259, 249047), (371, 173863), (889, 72557), (1369, 47117), (1961, 32893), (4699, 13727), (6731, 9583)]