81016767

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1637}}^1$

素因数の和:1709

約数の個数: 40

約数和(自身を含む): 133189056

約数和(自身を除く): 52172289

約数列:

[1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 351, 423, 611, 1053, 1269, 1637, 1833, 3807, 4911, 5499, 14733, 16497, 21281, 44199, 49491, 63843, 76939, 132597, 191529, 230817, 574587, 692451, 1000207, 1723761, 2077353, 3000621, 6232059, 9001863, 27005589, 81016767]

約数ペア:

[(1, 81016767), (3, 27005589), (9, 9001863), (13, 6232059), (27, 3000621), (39, 2077353), (47, 1723761), (81, 1000207), (117, 692451), (141, 574587), (351, 230817), (423, 191529), (611, 132597), (1053, 76939), (1269, 63843), (1637, 49491), (1833, 44199), (3807, 21281), (4911, 16497), (5499, 14733)]