278789316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{5303}}^1$

素因数の和:5660

約数の個数: 48

約数和(自身を含む): 702758784

約数和(自身を除く): 423969468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 337, 674, 1011, 1348, 2022, 4044, 4381, 5303, 8762, 10606, 13143, 15909, 17524, 21212, 26286, 31818, 52572, 63636, 68939, 137878, 206817, 275756, 413634, 827268, 1787111, 3574222, 5361333, 7148444, 10722666, 21445332, 23232443, 46464886, 69697329, 92929772, 139394658, 278789316]

約数ペア:

[(1, 278789316), (2, 139394658), (3, 92929772), (4, 69697329), (6, 46464886), (12, 23232443), (13, 21445332), (26, 10722666), (39, 7148444), (52, 5361333), (78, 3574222), (156, 1787111), (337, 827268), (674, 413634), (1011, 275756), (1348, 206817), (2022, 137878), (4044, 68939), (4381, 63636), (5303, 52572), (8762, 31818), (10606, 26286), (13143, 21212), (15909, 17524)]