128220568

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{43201}}^1$

素因数の和:43267

約数の個数: 32

約数和(自身を含む): 279948960

約数和(自身を除く): 151728392

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 43201, 86402, 172804, 302407, 345608, 604814, 1209628, 2289653, 2419256, 4579306, 9158612, 16027571, 18317224, 32055142, 64110284, 128220568]

約数ペア:

[(1, 128220568), (2, 64110284), (4, 32055142), (7, 18317224), (8, 16027571), (14, 9158612), (28, 4579306), (53, 2419256), (56, 2289653), (106, 1209628), (212, 604814), (371, 345608), (424, 302407), (742, 172804), (1484, 86402), (2968, 43201)]