215995528

素因数分解:

$2^3\times 7^2\times {\mathrm{197}}^1\times {\mathrm{2797}}^1$

素因数の和:3014

約数の個数: 48

約数和(自身を含む): 473673420

約数和(自身を除く): 257677892

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 197, 392, 394, 788, 1379, 1576, 2758, 2797, 5516, 5594, 9653, 11032, 11188, 19306, 19579, 22376, 38612, 39158, 77224, 78316, 137053, 156632, 274106, 548212, 551009, 1096424, 1102018, 2204036, 3857063, 4408072, 7714126, 15428252, 26999441, 30856504, 53998882, 107997764, 215995528]

約数ペア:

[(1, 215995528), (2, 107997764), (4, 53998882), (7, 30856504), (8, 26999441), (14, 15428252), (28, 7714126), (49, 4408072), (56, 3857063), (98, 2204036), (196, 1102018), (197, 1096424), (392, 551009), (394, 548212), (788, 274106), (1379, 156632), (1576, 137053), (2758, 78316), (2797, 77224), (5516, 39158), (5594, 38612), (9653, 22376), (11032, 19579), (11188, 19306)]