81355582

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 156148992

約数和(自身を除く): 74793410

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 163, 326, 463, 539, 926, 1078, 1141, 1793, 2282, 3241, 3586, 5093, 6482, 7987, 10186, 12551, 15974, 22687, 25102, 35651, 45374, 71302, 75469, 87857, 150938, 175714, 249557, 499114, 528283, 830159, 1056566, 1660318, 3697981, 5811113, 7395962, 11622226, 40677791, 81355582]

約数ペア:

[(1, 81355582), (2, 40677791), (7, 11622226), (11, 7395962), (14, 5811113), (22, 3697981), (49, 1660318), (77, 1056566), (98, 830159), (154, 528283), (163, 499114), (326, 249557), (463, 175714), (539, 150938), (926, 87857), (1078, 75469), (1141, 71302), (1793, 45374), (2282, 35651), (3241, 25102), (3586, 22687), (5093, 15974), (6482, 12551), (7987, 10186)]