39779985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{863}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 72990720

約数和(自身を除く): 33210735

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 439, 863, 1317, 2195, 2589, 3073, 4315, 6041, 6585, 9219, 12945, 15365, 18123, 30205, 46095, 90615, 378857, 1136571, 1894285, 2651999, 5682855, 7955997, 13259995, 39779985]

約数ペア:

[(1, 39779985), (3, 13259995), (5, 7955997), (7, 5682855), (15, 2651999), (21, 1894285), (35, 1136571), (105, 378857), (439, 90615), (863, 46095), (1317, 30205), (2195, 18123), (2589, 15365), (3073, 12945), (4315, 9219), (6041, 6585)]