78490636

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2917}}^1$

素因数の和:2990

約数の個数: 36

約数和(自身を含む): 162264144

約数和(自身を除く): 83773508

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1922, 2917, 3844, 5834, 6727, 11668, 13454, 20419, 26908, 40838, 81676, 90427, 180854, 361708, 632989, 1265978, 2531956, 2803237, 5606474, 11212948, 19622659, 39245318, 78490636]

約数ペア:

[(1, 78490636), (2, 39245318), (4, 19622659), (7, 11212948), (14, 5606474), (28, 2803237), (31, 2531956), (62, 1265978), (124, 632989), (217, 361708), (434, 180854), (868, 90427), (961, 81676), (1922, 40838), (2917, 26908), (3844, 20419), (5834, 13454), (6727, 11668)]