256943979

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{3307}}^1$

素因数の和:3499

約数の個数: 24

約数和(自身を含む): 379295280

約数和(自身を除く): 122351301

約数列:

[1, 3, 9, 89, 97, 267, 291, 801, 873, 3307, 8633, 9921, 25899, 29763, 77697, 294323, 320779, 882969, 962337, 2648907, 2887011, 28549331, 85647993, 256943979]

約数ペア:

[(1, 256943979), (3, 85647993), (9, 28549331), (89, 2887011), (97, 2648907), (267, 962337), (291, 882969), (801, 320779), (873, 294323), (3307, 77697), (8633, 29763), (9921, 25899)]