2578914

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 6132672

約数和(自身を除く): 3553758

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 103, 107, 117, 206, 214, 234, 309, 321, 618, 642, 927, 963, 1339, 1391, 1854, 1926, 2678, 2782, 4017, 4173, 8034, 8346, 11021, 12051, 12519, 22042, 24102, 25038, 33063, 66126, 99189, 143273, 198378, 286546, 429819, 859638, 1289457, 2578914]

約数ペア:

[(1, 2578914), (2, 1289457), (3, 859638), (6, 429819), (9, 286546), (13, 198378), (18, 143273), (26, 99189), (39, 66126), (78, 33063), (103, 25038), (107, 24102), (117, 22042), (206, 12519), (214, 12051), (234, 11021), (309, 8346), (321, 8034), (618, 4173), (642, 4017), (927, 2782), (963, 2678), (1339, 1926), (1391, 1854)]