28820808

素因数分解:

$2^3\times 3^2\times {\mathrm{613}}^1\times {\mathrm{653}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 78303420

約数和(自身を除く): 49482612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 613, 653, 1226, 1306, 1839, 1959, 2452, 2612, 3678, 3918, 4904, 5224, 5517, 5877, 7356, 7836, 11034, 11754, 14712, 15672, 22068, 23508, 44136, 47016, 400289, 800578, 1200867, 1601156, 2401734, 3202312, 3602601, 4803468, 7205202, 9606936, 14410404, 28820808]

約数ペア:

[(1, 28820808), (2, 14410404), (3, 9606936), (4, 7205202), (6, 4803468), (8, 3602601), (9, 3202312), (12, 2401734), (18, 1601156), (24, 1200867), (36, 800578), (72, 400289), (613, 47016), (653, 44136), (1226, 23508), (1306, 22068), (1839, 15672), (1959, 14712), (2452, 11754), (2612, 11034), (3678, 7836), (3918, 7356), (4904, 5877), (5224, 5517)]