238995988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{25031}}^1$

素因数の和:25084

約数の個数: 48

約数和(自身を含む): 538288128

約数和(自身を除く): 299292140

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 25031, 50062, 100124, 175217, 275341, 350434, 550682, 700868, 775961, 1101364, 1551922, 1927387, 3103844, 3854774, 5431727, 7709548, 8535571, 10863454, 17071142, 21726908, 34142284, 59748997, 119497994, 238995988]

約数ペア:

[(1, 238995988), (2, 119497994), (4, 59748997), (7, 34142284), (11, 21726908), (14, 17071142), (22, 10863454), (28, 8535571), (31, 7709548), (44, 5431727), (62, 3854774), (77, 3103844), (124, 1927387), (154, 1551922), (217, 1101364), (308, 775961), (341, 700868), (434, 550682), (682, 350434), (868, 275341), (1364, 175217), (2387, 100124), (4774, 50062), (9548, 25031)]