28505087169

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1\times {\mathrm{7079}}^1$

素因数の和:7781

約数の個数: 32

約数和(自身を含む): 41208545280

約数和(自身を除く): 12703458111

約数列:

[1, 3, 13, 39, 223, 463, 669, 1389, 2899, 6019, 7079, 8697, 18057, 21237, 92027, 103249, 276081, 309747, 1342237, 1578617, 3277577, 4026711, 4735851, 9832731, 20522021, 42608501, 61566063, 127825503, 730899671, 2192699013, 9501695723, 28505087169]

約数ペア:

[(1, 28505087169), (3, 9501695723), (13, 2192699013), (39, 730899671), (223, 127825503), (463, 61566063), (669, 42608501), (1389, 20522021), (2899, 9832731), (6019, 4735851), (7079, 4026711), (8697, 3277577), (18057, 1578617), (21237, 1342237), (92027, 309747), (103249, 276081)]