551220156

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2437}}^1$

素因数の和:2611

約数の個数: 72

約数和(自身を含む): 1430540384

約数和(自身を除く): 879320228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 103, 122, 183, 206, 244, 309, 366, 412, 549, 618, 732, 927, 1098, 1236, 1854, 2196, 2437, 3708, 4874, 6283, 7311, 9748, 12566, 14622, 18849, 21933, 25132, 29244, 37698, 43866, 56547, 75396, 87732, 113094, 148657, 226188, 251011, 297314, 445971, 502022, 594628, 753033, 891942, 1004044, 1337913, 1506066, 1783884, 2259099, 2675826, 3012132, 4518198, 5351652, 9036396, 15311671, 30623342, 45935013, 61246684, 91870026, 137805039, 183740052, 275610078, 551220156]

約数ペア:

[(1, 551220156), (2, 275610078), (3, 183740052), (4, 137805039), (6, 91870026), (9, 61246684), (12, 45935013), (18, 30623342), (36, 15311671), (61, 9036396), (103, 5351652), (122, 4518198), (183, 3012132), (206, 2675826), (244, 2259099), (309, 1783884), (366, 1506066), (412, 1337913), (549, 1004044), (618, 891942), (732, 753033), (927, 594628), (1098, 502022), (1236, 445971), (1854, 297314), (2196, 251011), (2437, 226188), (3708, 148657), (4874, 113094), (6283, 87732), (7311, 75396), (9748, 56547), (12566, 43866), (14622, 37698), (18849, 29244), (21933, 25132)]