400757294

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2288

約数の個数: 32

約数和(自身を含む): 699148800

約数和(自身を除く): 298391506

約数列:

[1, 2, 7, 14, 101, 139, 202, 278, 707, 973, 1414, 1946, 2039, 4078, 14039, 14273, 28078, 28546, 98273, 196546, 205939, 283421, 411878, 566842, 1441573, 1983947, 2883146, 3967894, 28625521, 57251042, 200378647, 400757294]

約数ペア:

[(1, 400757294), (2, 200378647), (7, 57251042), (14, 28625521), (101, 3967894), (139, 2883146), (202, 1983947), (278, 1441573), (707, 566842), (973, 411878), (1414, 283421), (1946, 205939), (2039, 196546), (4078, 98273), (14039, 28546), (14273, 28078)]