258502374

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21661}}^1$

素因数の和:21702

約数の個数: 64

約数和(自身を含む): 655058880

約数和(自身を除く): 396556506

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 3978, 5967, 11934, 21661, 43322, 64983, 129966, 194949, 281593, 368237, 389898, 563186, 584847, 736474, 844779, 1104711, 1169694, 1689558, 2209422, 2534337, 3314133, 4787081, 5068674, 6628266, 7603011, 9574162, 9942399, 14361243, 15206022, 19884798, 28722486, 43083729, 86167458, 129251187, 258502374]

約数ペア:

[(1, 258502374), (2, 129251187), (3, 86167458), (6, 43083729), (9, 28722486), (13, 19884798), (17, 15206022), (18, 14361243), (26, 9942399), (27, 9574162), (34, 7603011), (39, 6628266), (51, 5068674), (54, 4787081), (78, 3314133), (102, 2534337), (117, 2209422), (153, 1689558), (221, 1169694), (234, 1104711), (306, 844779), (351, 736474), (442, 584847), (459, 563186), (663, 389898), (702, 368237), (918, 281593), (1326, 194949), (1989, 129966), (3978, 64983), (5967, 43322), (11934, 21661)]