17962945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 30030336

約数和(自身を除く): 12067391

約数列:

[1, 5, 7, 11, 13, 35, 37, 55, 65, 77, 91, 97, 143, 185, 259, 385, 407, 455, 481, 485, 679, 715, 1001, 1067, 1261, 1295, 2035, 2405, 2849, 3367, 3395, 3589, 5005, 5291, 5335, 6305, 7469, 8827, 13871, 14245, 16835, 17945, 25123, 26455, 37037, 37345, 39479, 44135, 46657, 69355, 97097, 125615, 185185, 197395, 233285, 276353, 326599, 485485, 513227, 1381765, 1632995, 2566135, 3592589, 17962945]

約数ペア:

[(1, 17962945), (5, 3592589), (7, 2566135), (11, 1632995), (13, 1381765), (35, 513227), (37, 485485), (55, 326599), (65, 276353), (77, 233285), (91, 197395), (97, 185185), (143, 125615), (185, 97097), (259, 69355), (385, 46657), (407, 44135), (455, 39479), (481, 37345), (485, 37037), (679, 26455), (715, 25123), (1001, 17945), (1067, 16835), (1261, 14245), (1295, 13871), (2035, 8827), (2405, 7469), (2849, 6305), (3367, 5335), (3395, 5291), (3589, 5005)]