31302693

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{5443}}^1$

素因数の和:5526

約数の個数: 20

約数和(自身を含む): 47428128

約数和(自身を除く): 16125435

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5443, 5751, 16329, 48987, 146961, 386453, 440883, 1159359, 3478077, 10434231, 31302693]

約数ペア:

[(1, 31302693), (3, 10434231), (9, 3478077), (27, 1159359), (71, 440883), (81, 386453), (213, 146961), (639, 48987), (1917, 16329), (5443, 5751)]