28542355

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 37231488

約数和(自身を除く): 8689133

約数列:

[1, 5, 37, 41, 53, 71, 185, 205, 265, 355, 1517, 1961, 2173, 2627, 2911, 3763, 7585, 9805, 10865, 13135, 14555, 18815, 80401, 107707, 139231, 154283, 402005, 538535, 696155, 771415, 5708471, 28542355]

約数ペア:

[(1, 28542355), (5, 5708471), (37, 771415), (41, 696155), (53, 538535), (71, 402005), (185, 154283), (205, 139231), (265, 107707), (355, 80401), (1517, 18815), (1961, 14555), (2173, 13135), (2627, 10865), (2911, 9805), (3763, 7585)]