31865055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 26195745

約数列:

[1, 3, 5, 15, 17, 29, 31, 51, 85, 87, 93, 139, 145, 155, 255, 417, 435, 465, 493, 527, 695, 899, 1479, 1581, 2085, 2363, 2465, 2635, 2697, 4031, 4309, 4495, 7089, 7395, 7905, 11815, 12093, 12927, 13485, 15283, 20155, 21545, 35445, 45849, 60465, 64635, 68527, 73253, 76415, 124961, 205581, 219759, 229245, 342635, 366265, 374883, 624805, 1027905, 1098795, 1874415, 2124337, 6373011, 10621685, 31865055]

約数ペア:

[(1, 31865055), (3, 10621685), (5, 6373011), (15, 2124337), (17, 1874415), (29, 1098795), (31, 1027905), (51, 624805), (85, 374883), (87, 366265), (93, 342635), (139, 229245), (145, 219759), (155, 205581), (255, 124961), (417, 76415), (435, 73253), (465, 68527), (493, 64635), (527, 60465), (695, 45849), (899, 35445), (1479, 21545), (1581, 20155), (2085, 15283), (2363, 13485), (2465, 12927), (2635, 12093), (2697, 11815), (4031, 7905), (4309, 7395), (4495, 7089)]