251305314

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1$

素因数の和:1271

約数の個数: 64

約数和(自身を含む): 569769984

約数和(自身を除く): 318464670

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 127, 138, 254, 299, 381, 598, 762, 897, 1103, 1651, 1794, 2206, 2921, 3302, 3309, 4953, 5842, 6618, 8763, 9906, 14339, 17526, 25369, 28678, 37973, 43017, 50738, 75946, 76107, 86034, 113919, 140081, 152214, 227838, 280162, 329797, 420243, 659594, 840486, 989391, 1821053, 1978782, 3221863, 3642106, 5463159, 6443726, 9665589, 10926318, 19331178, 41884219, 83768438, 125652657, 251305314]

約数ペア:

[(1, 251305314), (2, 125652657), (3, 83768438), (6, 41884219), (13, 19331178), (23, 10926318), (26, 9665589), (39, 6443726), (46, 5463159), (69, 3642106), (78, 3221863), (127, 1978782), (138, 1821053), (254, 989391), (299, 840486), (381, 659594), (598, 420243), (762, 329797), (897, 280162), (1103, 227838), (1651, 152214), (1794, 140081), (2206, 113919), (2921, 86034), (3302, 76107), (3309, 75946), (4953, 50738), (5842, 43017), (6618, 37973), (8763, 28678), (9906, 25369), (14339, 17526)]