221108888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27611}}^1$

素因数の和:27648

約数の個数: 64

約数和(自身を含む): 556657920

約数和(自身を除く): 335549032

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 27611, 55222, 110444, 193277, 220888, 303721, 358943, 386554, 607442, 717886, 773108, 1214884, 1435772, 1546216, 2126047, 2429768, 2512601, 2871544, 3948373, 4252094, 5025202, 7896746, 8504188, 10050404, 15793492, 17008376, 20100808, 27638611, 31586984, 55277222, 110554444, 221108888]

約数ペア:

[(1, 221108888), (2, 110554444), (4, 55277222), (7, 31586984), (8, 27638611), (11, 20100808), (13, 17008376), (14, 15793492), (22, 10050404), (26, 8504188), (28, 7896746), (44, 5025202), (52, 4252094), (56, 3948373), (77, 2871544), (88, 2512601), (91, 2429768), (104, 2126047), (143, 1546216), (154, 1435772), (182, 1214884), (286, 773108), (308, 717886), (364, 607442), (572, 386554), (616, 358943), (728, 303721), (1001, 220888), (1144, 193277), (2002, 110444), (4004, 55222), (8008, 27611)]