421572956

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{206249}}^1$

素因数の和:206333

約数の個数: 24

約数和(自身を含む): 854700000

約数和(自身を除く): 433127044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 206249, 412498, 824996, 1443743, 2887486, 5774972, 15056177, 30112354, 60224708, 105393239, 210786478, 421572956]

約数ペア:

[(1, 421572956), (2, 210786478), (4, 105393239), (7, 60224708), (14, 30112354), (28, 15056177), (73, 5774972), (146, 2887486), (292, 1443743), (511, 824996), (1022, 412498), (2044, 206249)]