210804909

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{9497}}^1$

素因数の和:9665

約数の個数: 24

約数和(自身を含む): 329162688

約数和(自身を除く): 118357779

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 1057, 3171, 7399, 9497, 22197, 28491, 66479, 199437, 465353, 1396059, 1434047, 4302141, 10038329, 30114987, 70268303, 210804909]

約数ペア:

[(1, 210804909), (3, 70268303), (7, 30114987), (21, 10038329), (49, 4302141), (147, 1434047), (151, 1396059), (453, 465353), (1057, 199437), (3171, 66479), (7399, 28491), (9497, 22197)]