64723813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11839}}^1$

素因数の和:11928

約数の個数: 16

約数和(自身を含む): 81838080

約数和(自身を除く): 17114267

約数列:

[1, 7, 11, 71, 77, 497, 781, 5467, 11839, 82873, 130229, 840569, 911603, 5883983, 9246259, 64723813]

約数ペア:

[(1, 64723813), (7, 9246259), (11, 5883983), (71, 911603), (77, 840569), (497, 130229), (781, 82873), (5467, 11839)]