2779850788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{68449}}^1$

素因数の和:68548

約数の個数: 48

約数和(自身を含む): 5795798400

約数和(自身を除く): 3015947612

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 923, 1562, 1846, 3124, 3692, 10153, 20306, 40612, 68449, 136898, 273796, 752939, 889837, 1505878, 1779674, 3011756, 3559348, 4859879, 9719758, 9788207, 19439516, 19576414, 39152828, 53458669, 63178427, 106917338, 126356854, 213834676, 252713708, 694962697, 1389925394, 2779850788]

約数ペア:

[(1, 2779850788), (2, 1389925394), (4, 694962697), (11, 252713708), (13, 213834676), (22, 126356854), (26, 106917338), (44, 63178427), (52, 53458669), (71, 39152828), (142, 19576414), (143, 19439516), (284, 9788207), (286, 9719758), (572, 4859879), (781, 3559348), (923, 3011756), (1562, 1779674), (1846, 1505878), (3124, 889837), (3692, 752939), (10153, 273796), (20306, 136898), (40612, 68449)]