1900758470889

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1949}}^1\times {\mathrm{128339}}^1$

素因数の和:130457

約数の個数: 32

約数和(自身を含む): 2702840400000

約数和(自身を除く): 802081929111

約数列:

[1, 3, 17, 51, 149, 447, 1949, 2533, 5847, 7599, 33133, 99399, 128339, 290401, 385017, 871203, 2181763, 4936817, 6545289, 14810451, 19122511, 57367533, 250132711, 325082687, 750398133, 975248061, 4252256087, 12756768261, 37269773939, 111809321817, 633586156963, 1900758470889]

約数ペア:

[(1, 1900758470889), (3, 633586156963), (17, 111809321817), (51, 37269773939), (149, 12756768261), (447, 4252256087), (1949, 975248061), (2533, 750398133), (5847, 325082687), (7599, 250132711), (33133, 57367533), (99399, 19122511), (128339, 14810451), (290401, 6545289), (385017, 4936817), (871203, 2181763)]