27856444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 61286400

約数和(自身を除く): 33429956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 149, 154, 298, 308, 596, 607, 1043, 1214, 1639, 2086, 2428, 3278, 4172, 4249, 6556, 6677, 8498, 11473, 13354, 16996, 22946, 26708, 45892, 46739, 90443, 93478, 180886, 186956, 361772, 633101, 994873, 1266202, 1989746, 2532404, 3979492, 6964111, 13928222, 27856444]

約数ペア:

[(1, 27856444), (2, 13928222), (4, 6964111), (7, 3979492), (11, 2532404), (14, 1989746), (22, 1266202), (28, 994873), (44, 633101), (77, 361772), (149, 186956), (154, 180886), (298, 93478), (308, 90443), (596, 46739), (607, 45892), (1043, 26708), (1214, 22946), (1639, 16996), (2086, 13354), (2428, 11473), (3278, 8498), (4172, 6677), (4249, 6556)]