51121635

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 92897280

約数和(自身を除く): 41775645

約数列:

[1, 3, 5, 15, 17, 29, 31, 51, 85, 87, 93, 145, 155, 223, 255, 435, 465, 493, 527, 669, 899, 1115, 1479, 1581, 2465, 2635, 2697, 3345, 3791, 4495, 6467, 6913, 7395, 7905, 11373, 13485, 15283, 18955, 19401, 20739, 32335, 34565, 45849, 56865, 76415, 97005, 103695, 109939, 117521, 200477, 229245, 329817, 352563, 549695, 587605, 601431, 1002385, 1649085, 1762815, 3007155, 3408109, 10224327, 17040545, 51121635]

約数ペア:

[(1, 51121635), (3, 17040545), (5, 10224327), (15, 3408109), (17, 3007155), (29, 1762815), (31, 1649085), (51, 1002385), (85, 601431), (87, 587605), (93, 549695), (145, 352563), (155, 329817), (223, 229245), (255, 200477), (435, 117521), (465, 109939), (493, 103695), (527, 97005), (669, 76415), (899, 56865), (1115, 45849), (1479, 34565), (1581, 32335), (2465, 20739), (2635, 19401), (2697, 18955), (3345, 15283), (3791, 13485), (4495, 11373), (6467, 7905), (6913, 7395)]