207785501

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1303}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 275404800

約数和(自身を除く): 67619299

約数列:

[1, 7, 11, 19, 77, 109, 133, 209, 763, 1199, 1303, 1463, 2071, 8393, 9121, 14333, 14497, 22781, 24757, 100331, 142027, 159467, 173299, 272327, 994189, 1562297, 1906289, 2698513, 10936079, 18889591, 29683643, 207785501]

約数ペア:

[(1, 207785501), (7, 29683643), (11, 18889591), (19, 10936079), (77, 2698513), (109, 1906289), (133, 1562297), (209, 994189), (763, 272327), (1199, 173299), (1303, 159467), (1463, 142027), (2071, 100331), (8393, 24757), (9121, 22781), (14333, 14497)]