1938479543

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7477}}^1$

素因数の和:7552

約数の個数: 48

約数和(自身を含む): 2721154464

約数和(自身を除く): 782674921

約数列:

[1, 7, 11, 13, 37, 49, 77, 91, 143, 259, 407, 481, 539, 637, 1001, 1813, 2849, 3367, 5291, 7007, 7477, 19943, 23569, 37037, 52339, 82247, 97201, 259259, 276649, 366373, 575729, 680407, 1069211, 1936543, 3043139, 3596437, 4030103, 4762849, 7484477, 13555801, 21301973, 25175059, 39560807, 52391339, 149113811, 176225413, 276925649, 1938479543]

約数ペア:

[(1, 1938479543), (7, 276925649), (11, 176225413), (13, 149113811), (37, 52391339), (49, 39560807), (77, 25175059), (91, 21301973), (143, 13555801), (259, 7484477), (407, 4762849), (481, 4030103), (539, 3596437), (637, 3043139), (1001, 1936543), (1813, 1069211), (2849, 680407), (3367, 575729), (5291, 366373), (7007, 276649), (7477, 259259), (19943, 97201), (23569, 82247), (37037, 52339)]