81472341

素因数分解:

$3^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 109747008

約数和(自身を除く): 28274667

約数列:

[1, 3, 251, 257, 421, 753, 771, 1263, 64507, 105671, 108197, 193521, 317013, 324591, 27157447, 81472341]

約数ペア:

[(1, 81472341), (3, 27157447), (251, 324591), (257, 317013), (421, 193521), (753, 108197), (771, 105671), (1263, 64507)]