219286808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4068

約数の個数: 64

約数和(自身を含む): 484081920

約数和(自身を除く): 264795112

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 4001, 4216, 6851, 8002, 13702, 16004, 27404, 32008, 52013, 54808, 68017, 104026, 124031, 136034, 208052, 248062, 272068, 416104, 496124, 544136, 884221, 992248, 1612403, 1768442, 2108527, 3224806, 3536884, 4217054, 6449612, 7073768, 8434108, 12899224, 16868216, 27410851, 54821702, 109643404, 219286808]

約数ペア:

[(1, 219286808), (2, 109643404), (4, 54821702), (8, 27410851), (13, 16868216), (17, 12899224), (26, 8434108), (31, 7073768), (34, 6449612), (52, 4217054), (62, 3536884), (68, 3224806), (104, 2108527), (124, 1768442), (136, 1612403), (221, 992248), (248, 884221), (403, 544136), (442, 496124), (527, 416104), (806, 272068), (884, 248062), (1054, 208052), (1612, 136034), (1768, 124031), (2108, 104026), (3224, 68017), (4001, 54808), (4216, 52013), (6851, 32008), (8002, 27404), (13702, 16004)]