1285334428

素因数分解:

$2^2\times 7^1\times {\mathrm{5573}}^1\times {\mathrm{8237}}^1$

素因数の和:13821

約数の個数: 24

約数和(自身を含む): 2571442272

約数和(自身を除く): 1286107844

約数列:

[1, 2, 4, 7, 14, 28, 5573, 8237, 11146, 16474, 22292, 32948, 39011, 57659, 78022, 115318, 156044, 230636, 45904801, 91809602, 183619204, 321333607, 642667214, 1285334428]

約数ペア:

[(1, 1285334428), (2, 642667214), (4, 321333607), (7, 183619204), (14, 91809602), (28, 45904801), (5573, 230636), (8237, 156044), (11146, 115318), (16474, 78022), (22292, 57659), (32948, 39011)]