64804517973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32581457}}^1$

素因数の和:32581493

約数の個数: 24

約数和(自身を含む): 106736856408

約数和(自身を除く): 41932338435

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 32581457, 97744371, 293233113, 423558941, 553884769, 1270676823, 1661654307, 3812030469, 4984962921, 7200501997, 21601505991, 64804517973]

約数ペア:

[(1, 64804517973), (3, 21601505991), (9, 7200501997), (13, 4984962921), (17, 3812030469), (39, 1661654307), (51, 1270676823), (117, 553884769), (153, 423558941), (221, 293233113), (663, 97744371), (1989, 32581457)]