398642398

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{9623}}^1$

素因数の和:9912

約数の個数: 32

約数和(自身を含む): 748362240

約数和(自身を除く): 349719842

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 269, 538, 1883, 2959, 3766, 5918, 9623, 19246, 20713, 41426, 67361, 105853, 134722, 211706, 740971, 1481942, 2588587, 5177174, 18120109, 28474457, 36240218, 56948914, 199321199, 398642398]

約数ペア:

[(1, 398642398), (2, 199321199), (7, 56948914), (11, 36240218), (14, 28474457), (22, 18120109), (77, 5177174), (154, 2588587), (269, 1481942), (538, 740971), (1883, 211706), (2959, 134722), (3766, 105853), (5918, 67361), (9623, 41426), (19246, 20713)]