208162864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{142969}}^1$

素因数の和:142997

約数の個数: 40

約数和(自身を含む): 496391840

約数和(自身を除く): 288228976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 142969, 285938, 571876, 1000783, 1143752, 1858597, 2001566, 2287504, 3717194, 4003132, 7434388, 8006264, 13010179, 14868776, 16012528, 26020358, 29737552, 52040716, 104081432, 208162864]

約数ペア:

[(1, 208162864), (2, 104081432), (4, 52040716), (7, 29737552), (8, 26020358), (13, 16012528), (14, 14868776), (16, 13010179), (26, 8006264), (28, 7434388), (52, 4003132), (56, 3717194), (91, 2287504), (104, 2001566), (112, 1858597), (182, 1143752), (208, 1000783), (364, 571876), (728, 285938), (1456, 142969)]