213395416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 444528000

約数和(自身を除く): 231132584

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 149, 188, 293, 298, 376, 586, 596, 611, 1172, 1192, 1222, 1937, 2344, 2444, 3809, 3874, 4888, 7003, 7618, 7748, 13771, 14006, 15236, 15496, 27542, 28012, 30472, 43657, 55084, 56024, 87314, 91039, 110168, 174628, 179023, 182078, 349256, 358046, 364156, 567541, 716092, 728312, 1135082, 1432184, 2051879, 2270164, 4103758, 4540328, 8207516, 16415032, 26674427, 53348854, 106697708, 213395416]

約数ペア:

[(1, 213395416), (2, 106697708), (4, 53348854), (8, 26674427), (13, 16415032), (26, 8207516), (47, 4540328), (52, 4103758), (94, 2270164), (104, 2051879), (149, 1432184), (188, 1135082), (293, 728312), (298, 716092), (376, 567541), (586, 364156), (596, 358046), (611, 349256), (1172, 182078), (1192, 179023), (1222, 174628), (1937, 110168), (2344, 91039), (2444, 87314), (3809, 56024), (3874, 55084), (4888, 43657), (7003, 30472), (7618, 28012), (7748, 27542), (13771, 15496), (14006, 15236)]