81739653

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 119562240

約数和(自身を除く): 37822587

約数列:

[1, 3, 19, 31, 57, 93, 167, 277, 501, 589, 831, 1767, 3173, 5177, 5263, 8587, 9519, 15531, 15789, 25761, 46259, 98363, 138777, 163153, 295089, 489459, 878921, 1434029, 2636763, 4302087, 27246551, 81739653]

約数ペア:

[(1, 81739653), (3, 27246551), (19, 4302087), (31, 2636763), (57, 1434029), (93, 878921), (167, 489459), (277, 295089), (501, 163153), (589, 138777), (831, 98363), (1767, 46259), (3173, 25761), (5177, 15789), (5263, 15531), (8587, 9519)]