421139456

素因数分解:

$2^{10}\times {\mathrm{89}}^1\times {\mathrm{4621}}^1$

素因数の和:4730

約数の個数: 44

約数和(自身を含む): 851511060

約数和(自身を除く): 430371604

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 512, 712, 1024, 1424, 2848, 4621, 5696, 9242, 11392, 18484, 22784, 36968, 45568, 73936, 91136, 147872, 295744, 411269, 591488, 822538, 1182976, 1645076, 2365952, 3290152, 4731904, 6580304, 13160608, 26321216, 52642432, 105284864, 210569728, 421139456]

約数ペア:

[(1, 421139456), (2, 210569728), (4, 105284864), (8, 52642432), (16, 26321216), (32, 13160608), (64, 6580304), (89, 4731904), (128, 3290152), (178, 2365952), (256, 1645076), (356, 1182976), (512, 822538), (712, 591488), (1024, 411269), (1424, 295744), (2848, 147872), (4621, 91136), (5696, 73936), (9242, 45568), (11392, 36968), (18484, 22784)]