71215830399

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1901}}^1\times {\mathrm{21493}}^1$

素因数の和:23487

約数の個数: 32

約数和(自身を含む): 109889708544

約数和(自身を除く): 38673878145

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 1901, 5703, 13307, 21493, 39921, 64479, 150451, 157783, 451353, 473349, 1104481, 1783919, 3313443, 5351757, 12487433, 37462299, 40858193, 122574579, 286007351, 858022053, 3391230019, 10173690057, 23738610133, 71215830399]

約数ペア:

[(1, 71215830399), (3, 23738610133), (7, 10173690057), (21, 3391230019), (83, 858022053), (249, 286007351), (581, 122574579), (1743, 40858193), (1901, 37462299), (5703, 12487433), (13307, 5351757), (21493, 3313443), (39921, 1783919), (64479, 1104481), (150451, 473349), (157783, 451353)]