39739055

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 52420608

約数和(自身を除く): 12681553

約数列:

[1, 5, 23, 31, 71, 115, 155, 157, 355, 713, 785, 1633, 2201, 3565, 3611, 4867, 8165, 11005, 11147, 18055, 24335, 50623, 55735, 111941, 253115, 256381, 345557, 559705, 1281905, 1727785, 7947811, 39739055]

約数ペア:

[(1, 39739055), (5, 7947811), (23, 1727785), (31, 1281905), (71, 559705), (115, 345557), (155, 256381), (157, 253115), (355, 111941), (713, 55735), (785, 50623), (1633, 24335), (2201, 18055), (3565, 11147), (3611, 11005), (4867, 8165)]