28292894

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 52093440

約数和(自身を除く): 23800546

約数列:

[1, 2, 7, 14, 31, 49, 62, 67, 98, 134, 139, 217, 278, 434, 469, 938, 973, 1519, 1946, 2077, 3038, 3283, 4154, 4309, 6566, 6811, 8618, 9313, 13622, 14539, 18626, 29078, 30163, 60326, 65191, 101773, 130382, 203546, 211141, 288703, 422282, 456337, 577406, 912674, 2020921, 4041842, 14146447, 28292894]

約数ペア:

[(1, 28292894), (2, 14146447), (7, 4041842), (14, 2020921), (31, 912674), (49, 577406), (62, 456337), (67, 422282), (98, 288703), (134, 211141), (139, 203546), (217, 130382), (278, 101773), (434, 65191), (469, 60326), (938, 30163), (973, 29078), (1519, 18626), (1946, 14539), (2077, 13622), (3038, 9313), (3283, 8618), (4154, 6811), (4309, 6566)]