28928529

素因数分解:

$3^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{569}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 20319471

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 269, 569, 807, 1707, 1883, 2421, 3983, 5121, 5649, 7263, 11949, 15363, 16947, 35847, 50841, 107541, 153061, 459183, 1071427, 1377549, 3214281, 4132647, 9642843, 28928529]

約数ペア:

[(1, 28928529), (3, 9642843), (7, 4132647), (9, 3214281), (21, 1377549), (27, 1071427), (63, 459183), (189, 153061), (269, 107541), (569, 50841), (807, 35847), (1707, 16947), (1883, 15363), (2421, 11949), (3983, 7263), (5121, 5649)]