18275355

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 19464165

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 83, 105, 135, 189, 233, 249, 315, 415, 581, 699, 747, 945, 1165, 1245, 1631, 1743, 2097, 2241, 2905, 3495, 3735, 4893, 5229, 6291, 8155, 8715, 10485, 11205, 14679, 15687, 19339, 24465, 26145, 31455, 44037, 58017, 73395, 78435, 96695, 135373, 174051, 220185, 290085, 406119, 522153, 676865, 870255, 1218357, 2030595, 2610765, 3655071, 6091785, 18275355]

約数ペア:

[(1, 18275355), (3, 6091785), (5, 3655071), (7, 2610765), (9, 2030595), (15, 1218357), (21, 870255), (27, 676865), (35, 522153), (45, 406119), (63, 290085), (83, 220185), (105, 174051), (135, 135373), (189, 96695), (233, 78435), (249, 73395), (315, 58017), (415, 44037), (581, 31455), (699, 26145), (747, 24465), (945, 19339), (1165, 15687), (1245, 14679), (1631, 11205), (1743, 10485), (2097, 8715), (2241, 8155), (2905, 6291), (3495, 5229), (3735, 4893)]