27988268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{751}}^1$

素因数の和:795

約数の個数: 48

約数和(自身を含む): 61651968

約数和(自身を除く): 33663700

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 751, 847, 1331, 1502, 1694, 2662, 3004, 3388, 5257, 5324, 8261, 9317, 10514, 16522, 18634, 21028, 33044, 37268, 57827, 90871, 115654, 181742, 231308, 363484, 636097, 999581, 1272194, 1999162, 2544388, 3998324, 6997067, 13994134, 27988268]

約数ペア:

[(1, 27988268), (2, 13994134), (4, 6997067), (7, 3998324), (11, 2544388), (14, 1999162), (22, 1272194), (28, 999581), (44, 636097), (77, 363484), (121, 231308), (154, 181742), (242, 115654), (308, 90871), (484, 57827), (751, 37268), (847, 33044), (1331, 21028), (1502, 18634), (1694, 16522), (2662, 10514), (3004, 9317), (3388, 8261), (5257, 5324)]