40928409

素因数分解:

$3^4\times {\mathrm{439}}^1\times {\mathrm{1151}}^1$

素因数の和:1602

約数の個数: 20

約数和(自身を含む): 61332480

約数和(自身を除く): 20404071

約数列:

[1, 3, 9, 27, 81, 439, 1151, 1317, 3453, 3951, 10359, 11853, 31077, 35559, 93231, 505289, 1515867, 4547601, 13642803, 40928409]

約数ペア:

[(1, 40928409), (3, 13642803), (9, 4547601), (27, 1515867), (81, 505289), (439, 93231), (1151, 35559), (1317, 31077), (3453, 11853), (3951, 10359)]