399256559

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{661}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 435966720

約数和(自身を除く): 36710161

約数列:

[1, 13, 97, 479, 661, 1261, 6227, 8593, 46463, 64117, 316619, 604019, 833521, 4116047, 30712043, 399256559]

約数ペア:

[(1, 399256559), (13, 30712043), (97, 4116047), (479, 833521), (661, 604019), (1261, 316619), (6227, 64117), (8593, 46463)]