131809230

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{209221}}^1$

素因数の和:209241

約数の個数: 48

約数和(自身を含む): 391663584

約数和(自身を除く): 259854354

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 209221, 418442, 627663, 1046105, 1255326, 1464547, 1882989, 2092210, 2929094, 3138315, 3765978, 4393641, 6276630, 7322735, 8787282, 9414945, 13180923, 14645470, 18829890, 21968205, 26361846, 43936410, 65904615, 131809230]

約数ペア:

[(1, 131809230), (2, 65904615), (3, 43936410), (5, 26361846), (6, 21968205), (7, 18829890), (9, 14645470), (10, 13180923), (14, 9414945), (15, 8787282), (18, 7322735), (21, 6276630), (30, 4393641), (35, 3765978), (42, 3138315), (45, 2929094), (63, 2092210), (70, 1882989), (90, 1464547), (105, 1255326), (126, 1046105), (210, 627663), (315, 418442), (630, 209221)]