219403492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2153

約数の個数: 72

約数和(自身を含む): 498122240

約数和(自身を除く): 278718748

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1364, 1694, 2089, 2387, 3388, 3751, 4178, 4774, 7502, 8356, 9548, 14623, 15004, 22979, 26257, 29246, 45958, 52514, 58492, 64759, 91916, 105028, 129518, 160853, 252769, 259036, 321706, 453313, 505538, 643412, 712349, 906626, 1011076, 1424698, 1769383, 1813252, 2849396, 3538766, 4986443, 7077532, 7835839, 9972886, 15671678, 19945772, 31343356, 54850873, 109701746, 219403492]

約数ペア:

[(1, 219403492), (2, 109701746), (4, 54850873), (7, 31343356), (11, 19945772), (14, 15671678), (22, 9972886), (28, 7835839), (31, 7077532), (44, 4986443), (62, 3538766), (77, 2849396), (121, 1813252), (124, 1769383), (154, 1424698), (217, 1011076), (242, 906626), (308, 712349), (341, 643412), (434, 505538), (484, 453313), (682, 321706), (847, 259036), (868, 252769), (1364, 160853), (1694, 129518), (2089, 105028), (2387, 91916), (3388, 64759), (3751, 58492), (4178, 52514), (4774, 45958), (7502, 29246), (8356, 26257), (9548, 22979), (14623, 15004)]