1388890164

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{3128131}}^1$

素因数の和:3128175

約数の個数: 24

約数和(自身を含む): 3328332448

約数和(自身を除く): 1939442284

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 3128131, 6256262, 9384393, 12512524, 18768786, 37537572, 115740847, 231481694, 347222541, 462963388, 694445082, 1388890164]

約数ペア:

[(1, 1388890164), (2, 694445082), (3, 462963388), (4, 347222541), (6, 231481694), (12, 115740847), (37, 37537572), (74, 18768786), (111, 12512524), (148, 9384393), (222, 6256262), (444, 3128131)]