1901897613

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{56009}}^1$

素因数の和:56047

約数の個数: 48

約数和(自身を含む): 3495024000

約数和(自身を除く): 1593126387

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 441, 539, 693, 1029, 1617, 3087, 3773, 4851, 11319, 33957, 56009, 168027, 392063, 504081, 616099, 1176189, 1848297, 2744441, 3528567, 4312693, 5544891, 8233323, 12938079, 19211087, 24699969, 30188851, 38814237, 57633261, 90566553, 172899783, 211321957, 271699659, 633965871, 1901897613]

約数ペア:

[(1, 1901897613), (3, 633965871), (7, 271699659), (9, 211321957), (11, 172899783), (21, 90566553), (33, 57633261), (49, 38814237), (63, 30188851), (77, 24699969), (99, 19211087), (147, 12938079), (231, 8233323), (343, 5544891), (441, 4312693), (539, 3528567), (693, 2744441), (1029, 1848297), (1617, 1176189), (3087, 616099), (3773, 504081), (4851, 392063), (11319, 168027), (33957, 56009)]