220121517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50153}}^1$

素因数の和:50193

約数の個数: 32

約数和(自身を含む): 385182720

約数和(自身を除く): 165061203

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 50153, 150459, 351071, 551683, 952907, 1053213, 1655049, 2858721, 3861781, 6670349, 10481977, 11585343, 20011047, 31445931, 73373839, 220121517]

約数ペア:

[(1, 220121517), (3, 73373839), (7, 31445931), (11, 20011047), (19, 11585343), (21, 10481977), (33, 6670349), (57, 3861781), (77, 2858721), (133, 1655049), (209, 1053213), (231, 952907), (399, 551683), (627, 351071), (1463, 150459), (4389, 50153)]