78394701

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19963}}^1$

素因数の和:20001

約数の個数: 32

約数和(自身を含む): 137991168

約数和(自身を除く): 59596467

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 19963, 59889, 139741, 219593, 339371, 419223, 658779, 1018113, 1537151, 2375597, 3733081, 4611453, 7126791, 11199243, 26131567, 78394701]

約数ペア:

[(1, 78394701), (3, 26131567), (7, 11199243), (11, 7126791), (17, 4611453), (21, 3733081), (33, 2375597), (51, 1537151), (77, 1018113), (119, 658779), (187, 419223), (231, 339371), (357, 219593), (561, 139741), (1309, 59889), (3927, 19963)]