26886990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1065

約数の個数: 64

約数和(自身を含む): 70543872

約数和(自身を除く): 43656882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 971, 1065, 1846, 1942, 2130, 2769, 2913, 4615, 4855, 5538, 5826, 9230, 9710, 12623, 13845, 14565, 25246, 27690, 29130, 37869, 63115, 68941, 75738, 126230, 137882, 189345, 206823, 344705, 378690, 413646, 689410, 896233, 1034115, 1792466, 2068230, 2688699, 4481165, 5377398, 8962330, 13443495, 26886990]

約数ペア:

[(1, 26886990), (2, 13443495), (3, 8962330), (5, 5377398), (6, 4481165), (10, 2688699), (13, 2068230), (15, 1792466), (26, 1034115), (30, 896233), (39, 689410), (65, 413646), (71, 378690), (78, 344705), (130, 206823), (142, 189345), (195, 137882), (213, 126230), (355, 75738), (390, 68941), (426, 63115), (710, 37869), (923, 29130), (971, 27690), (1065, 25246), (1846, 14565), (1942, 13845), (2130, 12623), (2769, 9710), (2913, 9230), (4615, 5826), (4855, 5538)]