400091796

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{854897}}^1$

素因数の和:854920

約数の個数: 36

約数和(自身を含む): 1089140052

約数和(自身を除く): 689048256

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 854897, 1709794, 2564691, 3419588, 5129382, 7694073, 10258764, 11113661, 15388146, 22227322, 30776292, 33340983, 44454644, 66681966, 100022949, 133363932, 200045898, 400091796]

約数ペア:

[(1, 400091796), (2, 200045898), (3, 133363932), (4, 100022949), (6, 66681966), (9, 44454644), (12, 33340983), (13, 30776292), (18, 22227322), (26, 15388146), (36, 11113661), (39, 10258764), (52, 7694073), (78, 5129382), (117, 3419588), (156, 2564691), (234, 1709794), (468, 854897)]