331543336

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{439}}^1\times {\mathrm{1409}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 632808000

約数和(自身を除く): 301264664

約数列:

[1, 2, 4, 8, 67, 134, 268, 439, 536, 878, 1409, 1756, 2818, 3512, 5636, 11272, 29413, 58826, 94403, 117652, 188806, 235304, 377612, 618551, 755224, 1237102, 2474204, 4948408, 41442917, 82885834, 165771668, 331543336]

約数ペア:

[(1, 331543336), (2, 165771668), (4, 82885834), (8, 41442917), (67, 4948408), (134, 2474204), (268, 1237102), (439, 755224), (536, 618551), (878, 377612), (1409, 235304), (1756, 188806), (2818, 117652), (3512, 94403), (5636, 58826), (11272, 29413)]