71506274

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 133896192

約数和(自身を除く): 62389918

約数列:

[1, 2, 7, 14, 31, 37, 61, 62, 73, 74, 122, 146, 217, 259, 427, 434, 511, 518, 854, 1022, 1147, 1891, 2257, 2263, 2294, 2701, 3782, 4453, 4514, 4526, 5402, 8029, 8906, 13237, 15799, 15841, 16058, 18907, 26474, 31171, 31598, 31682, 37814, 62342, 69967, 83731, 138043, 139934, 164761, 167462, 276086, 329522, 489769, 586117, 966301, 979538, 1153327, 1172234, 1932602, 2306654, 5107591, 10215182, 35753137, 71506274]

約数ペア:

[(1, 71506274), (2, 35753137), (7, 10215182), (14, 5107591), (31, 2306654), (37, 1932602), (61, 1172234), (62, 1153327), (73, 979538), (74, 966301), (122, 586117), (146, 489769), (217, 329522), (259, 276086), (427, 167462), (434, 164761), (511, 139934), (518, 138043), (854, 83731), (1022, 69967), (1147, 62342), (1891, 37814), (2257, 31682), (2263, 31598), (2294, 31171), (2701, 26474), (3782, 18907), (4453, 16058), (4514, 15841), (4526, 15799), (5402, 13237), (8029, 8906)]