389635714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{2111}}^1$

素因数の和:2386

約数の個数: 32

約数和(自身を含む): 652861440

約数和(自身を除く): 263225726

約数列:

[1, 2, 13, 26, 31, 62, 229, 403, 458, 806, 2111, 2977, 4222, 5954, 7099, 14198, 27443, 54886, 65441, 92287, 130882, 184574, 483419, 850733, 966838, 1701466, 6284447, 12568894, 14985989, 29971978, 194817857, 389635714]

約数ペア:

[(1, 389635714), (2, 194817857), (13, 29971978), (26, 14985989), (31, 12568894), (62, 6284447), (229, 1701466), (403, 966838), (458, 850733), (806, 483419), (2111, 184574), (2977, 130882), (4222, 92287), (5954, 65441), (7099, 54886), (14198, 27443)]