39212421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 57386880

約数和(自身を除く): 18174459

約数列:

[1, 3, 17, 51, 53, 89, 159, 163, 267, 489, 901, 1513, 2703, 2771, 4539, 4717, 8313, 8639, 14151, 14507, 25917, 43521, 80189, 146863, 240567, 246619, 440589, 739857, 768871, 2306613, 13070807, 39212421]

約数ペア:

[(1, 39212421), (3, 13070807), (17, 2306613), (51, 768871), (53, 739857), (89, 440589), (159, 246619), (163, 240567), (267, 146863), (489, 80189), (901, 43521), (1513, 25917), (2703, 14507), (2771, 14151), (4539, 8639), (4717, 8313)]