215715892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5711}}^1$

素因数の和:5812

約数の個数: 48

約数和(自身を含む): 460615680

約数和(自身を除く): 244899788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 266, 284, 497, 532, 994, 1349, 1988, 2698, 5396, 5711, 9443, 11422, 18886, 22844, 37772, 39977, 79954, 108509, 159908, 217018, 405481, 434036, 759563, 810962, 1519126, 1621924, 2838367, 3038252, 5676734, 7704139, 11353468, 15408278, 30816556, 53928973, 107857946, 215715892]

約数ペア:

[(1, 215715892), (2, 107857946), (4, 53928973), (7, 30816556), (14, 15408278), (19, 11353468), (28, 7704139), (38, 5676734), (71, 3038252), (76, 2838367), (133, 1621924), (142, 1519126), (266, 810962), (284, 759563), (497, 434036), (532, 405481), (994, 217018), (1349, 159908), (1988, 108509), (2698, 79954), (5396, 39977), (5711, 37772), (9443, 22844), (11422, 18886)]