39398965

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 51321600

約数和(自身を除く): 11922635

約数列:

[1, 5, 29, 43, 71, 89, 145, 215, 355, 445, 1247, 2059, 2581, 3053, 3827, 6235, 6319, 10295, 12905, 15265, 19135, 31595, 88537, 110983, 183251, 271717, 442685, 554915, 916255, 1358585, 7879793, 39398965]

約数ペア:

[(1, 39398965), (5, 7879793), (29, 1358585), (43, 916255), (71, 554915), (89, 442685), (145, 271717), (215, 183251), (355, 110983), (445, 88537), (1247, 31595), (2059, 19135), (2581, 15265), (3053, 12905), (3827, 10295), (6235, 6319)]