255535566

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{563}}^1$

素因数の和:638

約数の個数: 96

約数和(自身を含む): 628774272

約数和(自身を除く): 373238706

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 529, 563, 598, 759, 858, 897, 1058, 1126, 1518, 1587, 1689, 1794, 3174, 3289, 3378, 5819, 6193, 6578, 6877, 7319, 9867, 11638, 12386, 12949, 13754, 14638, 17457, 18579, 19734, 20631, 21957, 25898, 34914, 37158, 38847, 41262, 43914, 75647, 77694, 80509, 142439, 151294, 161018, 168337, 226941, 241527, 284878, 297827, 336674, 427317, 453882, 483054, 505011, 595654, 854634, 893481, 1010022, 1786962, 1851707, 3276097, 3703414, 3871751, 5555121, 6552194, 7743502, 9828291, 11110242, 11615253, 19656582, 23230506, 42589261, 85178522, 127767783, 255535566]

約数ペア:

[(1, 255535566), (2, 127767783), (3, 85178522), (6, 42589261), (11, 23230506), (13, 19656582), (22, 11615253), (23, 11110242), (26, 9828291), (33, 7743502), (39, 6552194), (46, 5555121), (66, 3871751), (69, 3703414), (78, 3276097), (138, 1851707), (143, 1786962), (253, 1010022), (286, 893481), (299, 854634), (429, 595654), (506, 505011), (529, 483054), (563, 453882), (598, 427317), (759, 336674), (858, 297827), (897, 284878), (1058, 241527), (1126, 226941), (1518, 168337), (1587, 161018), (1689, 151294), (1794, 142439), (3174, 80509), (3289, 77694), (3378, 75647), (5819, 43914), (6193, 41262), (6578, 38847), (6877, 37158), (7319, 34914), (9867, 25898), (11638, 21957), (12386, 20631), (12949, 19734), (13754, 18579), (14638, 17457)]