889656412

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 1627540992

約数和(自身を除く): 737884580

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 263, 277, 284, 526, 554, 1052, 1108, 3053, 6106, 11309, 11911, 12212, 18673, 19667, 22618, 23822, 37346, 39334, 45236, 47644, 72851, 74692, 78668, 145702, 291404, 802939, 845681, 1605878, 1691362, 3132593, 3211756, 3382724, 5172421, 6265186, 10344842, 12530372, 20689684, 222414103, 444828206, 889656412]

約数ペア:

[(1, 889656412), (2, 444828206), (4, 222414103), (43, 20689684), (71, 12530372), (86, 10344842), (142, 6265186), (172, 5172421), (263, 3382724), (277, 3211756), (284, 3132593), (526, 1691362), (554, 1605878), (1052, 845681), (1108, 802939), (3053, 291404), (6106, 145702), (11309, 78668), (11911, 74692), (12212, 72851), (18673, 47644), (19667, 45236), (22618, 39334), (23822, 37346)]