28798263

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5237}}^1$

素因数の和:5303

約数の個数: 24

約数和(自身を含む): 45759168

約数和(自身を除く): 16960905

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5237, 5499, 15711, 47133, 68081, 204243, 246139, 612729, 738417, 2215251, 3199807, 9599421, 28798263]

約数ペア:

[(1, 28798263), (3, 9599421), (9, 3199807), (13, 2215251), (39, 738417), (47, 612729), (117, 246139), (141, 204243), (423, 68081), (611, 47133), (1833, 15711), (5237, 5499)]