28771006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 48470400

約数和(自身を除く): 19699394

約数列:

[1, 2, 11, 22, 67, 131, 134, 149, 262, 298, 737, 1441, 1474, 1639, 2882, 3278, 8777, 9983, 17554, 19519, 19966, 39038, 96547, 109813, 193094, 214709, 219626, 429418, 1307773, 2615546, 14385503, 28771006]

約数ペア:

[(1, 28771006), (2, 14385503), (11, 2615546), (22, 1307773), (67, 429418), (131, 219626), (134, 214709), (149, 193094), (262, 109813), (298, 96547), (737, 39038), (1441, 19966), (1474, 19519), (1639, 17554), (2882, 9983), (3278, 8777)]