287288222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{827}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 480743424

約数和(自身を除く): 193455202

約数列:

[1, 2, 13, 26, 31, 62, 403, 431, 806, 827, 862, 1654, 5603, 10751, 11206, 13361, 21502, 25637, 26722, 51274, 173693, 333281, 347386, 356437, 666562, 712874, 4633681, 9267362, 11049547, 22099094, 143644111, 287288222]

約数ペア:

[(1, 287288222), (2, 143644111), (13, 22099094), (26, 11049547), (31, 9267362), (62, 4633681), (403, 712874), (431, 666562), (806, 356437), (827, 347386), (862, 333281), (1654, 173693), (5603, 51274), (10751, 26722), (11206, 25637), (13361, 21502)]