2734739

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:112

約数の個数: 20

約数和(自身を含む): 3428424

約数和(自身を除く): 693685

約数列:

[1, 7, 17, 49, 67, 119, 343, 469, 833, 1139, 2401, 3283, 5831, 7973, 22981, 40817, 55811, 160867, 390677, 2734739]

約数ペア:

[(1, 2734739), (7, 390677), (17, 160867), (49, 55811), (67, 40817), (119, 22981), (343, 7973), (469, 5831), (833, 3283), (1139, 2401)]