407672271

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{17911}}^1$

素因数の和:18204

約数の個数: 20

約数和(自身を含む): 611193264

約数和(自身を除く): 203520993

約数列:

[1, 3, 9, 27, 81, 281, 843, 2529, 7587, 17911, 22761, 53733, 161199, 483597, 1450791, 5032991, 15098973, 45296919, 135890757, 407672271]

約数ペア:

[(1, 407672271), (3, 135890757), (9, 45296919), (27, 15098973), (81, 5032991), (281, 1450791), (843, 483597), (2529, 161199), (7587, 53733), (17911, 22761)]