51081135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 97293312

約数和(自身を除く): 46212177

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 67, 105, 137, 159, 201, 265, 335, 371, 411, 469, 685, 795, 959, 1005, 1113, 1407, 1855, 2055, 2345, 2877, 3551, 4795, 5565, 7035, 7261, 9179, 10653, 14385, 17755, 21783, 24857, 27537, 36305, 45895, 50827, 53265, 64253, 74571, 108915, 124285, 137685, 152481, 192759, 254135, 321265, 372855, 486487, 762405, 963795, 1459461, 2432435, 3405409, 7297305, 10216227, 17027045, 51081135]

約数ペア:

[(1, 51081135), (3, 17027045), (5, 10216227), (7, 7297305), (15, 3405409), (21, 2432435), (35, 1459461), (53, 963795), (67, 762405), (105, 486487), (137, 372855), (159, 321265), (201, 254135), (265, 192759), (335, 152481), (371, 137685), (411, 124285), (469, 108915), (685, 74571), (795, 64253), (959, 53265), (1005, 50827), (1113, 45895), (1407, 36305), (1855, 27537), (2055, 24857), (2345, 21783), (2877, 17755), (3551, 14385), (4795, 10653), (5565, 9179), (7035, 7261)]