199080861

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{503}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 311205888

約数和(自身を除く): 112125027

約数列:

[1, 3, 7, 21, 47, 141, 329, 401, 503, 987, 1203, 1509, 2807, 3521, 8421, 10563, 18847, 23641, 56541, 70923, 131929, 165487, 201703, 395787, 496461, 605109, 1411921, 4235763, 9480041, 28440123, 66360287, 199080861]

約数ペア:

[(1, 199080861), (3, 66360287), (7, 28440123), (21, 9480041), (47, 4235763), (141, 1411921), (329, 605109), (401, 496461), (503, 395787), (987, 201703), (1203, 165487), (1509, 131929), (2807, 70923), (3521, 56541), (8421, 23641), (10563, 18847)]