40809307

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{6883}}^1$

素因数の和:6919

約数の個数: 18

約数和(自身を含む): 52187604

約数和(自身を除く): 11378297

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 6883, 48181, 75713, 337267, 529991, 832843, 3709937, 5829901, 40809307]

約数ペア:

[(1, 40809307), (7, 5829901), (11, 3709937), (49, 832843), (77, 529991), (121, 337267), (539, 75713), (847, 48181), (5929, 6883)]