66967516

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 150822000

約数和(自身を除く): 83854484

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 89, 98, 154, 178, 196, 308, 349, 356, 539, 623, 698, 979, 1078, 1246, 1396, 1958, 2156, 2443, 2492, 3839, 3916, 4361, 4886, 6853, 7678, 8722, 9772, 13706, 15356, 17101, 17444, 26873, 27412, 31061, 34202, 47971, 53746, 62122, 68404, 95942, 107492, 124244, 188111, 191884, 217427, 341671, 376222, 434854, 683342, 752444, 869708, 1366684, 1521989, 2391697, 3043978, 4783394, 6087956, 9566788, 16741879, 33483758, 66967516]

約数ペア:

[(1, 66967516), (2, 33483758), (4, 16741879), (7, 9566788), (11, 6087956), (14, 4783394), (22, 3043978), (28, 2391697), (44, 1521989), (49, 1366684), (77, 869708), (89, 752444), (98, 683342), (154, 434854), (178, 376222), (196, 341671), (308, 217427), (349, 191884), (356, 188111), (539, 124244), (623, 107492), (698, 95942), (979, 68404), (1078, 62122), (1246, 53746), (1396, 47971), (1958, 34202), (2156, 31061), (2443, 27412), (2492, 26873), (3839, 17444), (3916, 17101), (4361, 15356), (4886, 13706), (6853, 9772), (7678, 8722)]