199386064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{197}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 417960972

約数和(自身を除く): 218574908

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 197, 244, 272, 394, 488, 788, 976, 1037, 1576, 2074, 3152, 3349, 3721, 4148, 6698, 7442, 8296, 12017, 13396, 14884, 16592, 24034, 26792, 29768, 48068, 53584, 59536, 63257, 96136, 126514, 192272, 204289, 253028, 408578, 506056, 733037, 817156, 1012112, 1466074, 1634312, 2932148, 3268624, 5864296, 11728592, 12461629, 24923258, 49846516, 99693032, 199386064]

約数ペア:

[(1, 199386064), (2, 99693032), (4, 49846516), (8, 24923258), (16, 12461629), (17, 11728592), (34, 5864296), (61, 3268624), (68, 2932148), (122, 1634312), (136, 1466074), (197, 1012112), (244, 817156), (272, 733037), (394, 506056), (488, 408578), (788, 253028), (976, 204289), (1037, 192272), (1576, 126514), (2074, 96136), (3152, 63257), (3349, 59536), (3721, 53584), (4148, 48068), (6698, 29768), (7442, 26792), (8296, 24034), (12017, 16592), (13396, 14884)]