158513516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5237}}^1$

素因数の和:5318

約数の個数: 48

約数和(自身を含む): 337913856

約数和(自身を除く): 179400340

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 644, 658, 1081, 1316, 2162, 4324, 5237, 7567, 10474, 15134, 20948, 30268, 36659, 73318, 120451, 146636, 240902, 246139, 481804, 492278, 843157, 984556, 1686314, 1722973, 3372628, 3445946, 5661197, 6891892, 11322394, 22644788, 39628379, 79256758, 158513516]

約数ペア:

[(1, 158513516), (2, 79256758), (4, 39628379), (7, 22644788), (14, 11322394), (23, 6891892), (28, 5661197), (46, 3445946), (47, 3372628), (92, 1722973), (94, 1686314), (161, 984556), (188, 843157), (322, 492278), (329, 481804), (644, 246139), (658, 240902), (1081, 146636), (1316, 120451), (2162, 73318), (4324, 36659), (5237, 30268), (7567, 20948), (10474, 15134)]