28856763

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4327}}^1$

素因数の和:4368

約数の個数: 32

約数和(自身を含む): 48473600

約数和(自身を除く): 19616837

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 4327, 6669, 12981, 38943, 56251, 82213, 116829, 168753, 246639, 506259, 739917, 1068769, 1518777, 2219751, 3206307, 9618921, 28856763]

約数ペア:

[(1, 28856763), (3, 9618921), (9, 3206307), (13, 2219751), (19, 1518777), (27, 1068769), (39, 739917), (57, 506259), (117, 246639), (171, 168753), (247, 116829), (351, 82213), (513, 56251), (741, 38943), (2223, 12981), (4327, 6669)]