1644272

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 3722976

約数和(自身を除く): 2078704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 277, 371, 424, 554, 742, 848, 1108, 1484, 1939, 2216, 2968, 3878, 4432, 5936, 7756, 14681, 15512, 29362, 31024, 58724, 102767, 117448, 205534, 234896, 411068, 822136, 1644272]

約数ペア:

[(1, 1644272), (2, 822136), (4, 411068), (7, 234896), (8, 205534), (14, 117448), (16, 102767), (28, 58724), (53, 31024), (56, 29362), (106, 15512), (112, 14681), (212, 7756), (277, 5936), (371, 4432), (424, 3878), (554, 2968), (742, 2216), (848, 1939), (1108, 1484)]