201784828

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 439083008

約数和(自身を除く): 237298180

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 61, 62, 74, 103, 122, 124, 148, 206, 217, 244, 259, 412, 427, 434, 518, 721, 854, 868, 1036, 1147, 1442, 1708, 1891, 2257, 2294, 2884, 3193, 3782, 3811, 4514, 4588, 6283, 6386, 7564, 7622, 8029, 9028, 12566, 12772, 13237, 15244, 15799, 16058, 22351, 25132, 26474, 26677, 31598, 32116, 43981, 44702, 52948, 53354, 63196, 69967, 87962, 89404, 106708, 118141, 139934, 175924, 194773, 232471, 236282, 279868, 389546, 464942, 472564, 489769, 779092, 826987, 929884, 979538, 1363411, 1627297, 1653974, 1959076, 2726822, 3254594, 3307948, 5453644, 6509188, 7206601, 14413202, 28826404, 50446207, 100892414, 201784828]

約数ペア:

[(1, 201784828), (2, 100892414), (4, 50446207), (7, 28826404), (14, 14413202), (28, 7206601), (31, 6509188), (37, 5453644), (61, 3307948), (62, 3254594), (74, 2726822), (103, 1959076), (122, 1653974), (124, 1627297), (148, 1363411), (206, 979538), (217, 929884), (244, 826987), (259, 779092), (412, 489769), (427, 472564), (434, 464942), (518, 389546), (721, 279868), (854, 236282), (868, 232471), (1036, 194773), (1147, 175924), (1442, 139934), (1708, 118141), (1891, 106708), (2257, 89404), (2294, 87962), (2884, 69967), (3193, 63196), (3782, 53354), (3811, 52948), (4514, 44702), (4588, 43981), (6283, 32116), (6386, 31598), (7564, 26677), (7622, 26474), (8029, 25132), (9028, 22351), (12566, 16058), (12772, 15799), (13237, 15244)]