1390147187

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1\times {\mathrm{1523}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 1646578368

約数和(自身を除く): 256431181

約数列:

[1, 11, 13, 143, 169, 491, 1523, 1859, 5401, 6383, 16753, 19799, 70213, 82979, 217789, 257387, 747793, 912769, 2831257, 8225723, 9721309, 106934399, 126377017, 1390147187]

約数ペア:

[(1, 1390147187), (11, 126377017), (13, 106934399), (143, 9721309), (169, 8225723), (491, 2831257), (1523, 912769), (1859, 747793), (5401, 257387), (6383, 217789), (16753, 82979), (19799, 70213)]