28449028

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 50765400

約数和(自身を除く): 22316372

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 509, 628, 1018, 2036, 13973, 27946, 45301, 55892, 79913, 90602, 159826, 181204, 319652, 7112257, 14224514, 28449028]

約数ペア:

[(1, 28449028), (2, 14224514), (4, 7112257), (89, 319652), (157, 181204), (178, 159826), (314, 90602), (356, 79913), (509, 55892), (628, 45301), (1018, 27946), (2036, 13973)]