81119839

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 86365440

約数和(自身を除く): 5245601

約数列:

[1, 31, 53, 97, 509, 1643, 3007, 5141, 15779, 26977, 49373, 159371, 836287, 1530563, 2616769, 81119839]

約数ペア:

[(1, 81119839), (31, 2616769), (53, 1530563), (97, 836287), (509, 159371), (1643, 49373), (3007, 26977), (5141, 15779)]