1089327988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{14731}}^1$

素因数の和:14900

約数の個数: 48

約数和(自身を含む): 2309977600

約数和(自身を除く): 1220649612

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 139, 266, 278, 532, 556, 973, 1946, 2641, 3892, 5282, 10564, 14731, 18487, 29462, 36974, 58924, 73948, 103117, 206234, 279889, 412468, 559778, 1119556, 1959223, 2047609, 3918446, 4095218, 7836892, 8190436, 14333263, 28666526, 38904571, 57333052, 77809142, 155618284, 272331997, 544663994, 1089327988]

約数ペア:

[(1, 1089327988), (2, 544663994), (4, 272331997), (7, 155618284), (14, 77809142), (19, 57333052), (28, 38904571), (38, 28666526), (76, 14333263), (133, 8190436), (139, 7836892), (266, 4095218), (278, 3918446), (532, 2047609), (556, 1959223), (973, 1119556), (1946, 559778), (2641, 412468), (3892, 279889), (5282, 206234), (10564, 103117), (14731, 73948), (18487, 58924), (29462, 36974)]