278345986204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13151861}}^1$

素因数の和:13151926

約数の個数: 48

約数和(自身を含む): 587730409056

約数和(自身を除く): 309384422852

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 962, 1628, 1924, 5291, 10582, 21164, 13151861, 26303722, 52607444, 144670471, 170974193, 289340942, 341948386, 486618857, 578681884, 683896772, 973237714, 1880716123, 1946475428, 3761432246, 5352807427, 6326045141, 7522864492, 10705614854, 12652090282, 21411229708, 25304180564, 69586496551, 139172993102, 278345986204]

約数ペア:

[(1, 278345986204), (2, 139172993102), (4, 69586496551), (11, 25304180564), (13, 21411229708), (22, 12652090282), (26, 10705614854), (37, 7522864492), (44, 6326045141), (52, 5352807427), (74, 3761432246), (143, 1946475428), (148, 1880716123), (286, 973237714), (407, 683896772), (481, 578681884), (572, 486618857), (814, 341948386), (962, 289340942), (1628, 170974193), (1924, 144670471), (5291, 52607444), (10582, 26303722), (21164, 13151861)]