404294878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{727}}^1$

素因数の和:1108

約数の個数: 32

約数和(自身を含む): 665211456

約数和(自身を除く): 260916578

約数列:

[1, 2, 13, 26, 73, 146, 293, 586, 727, 949, 1454, 1898, 3809, 7618, 9451, 18902, 21389, 42778, 53071, 106142, 213011, 278057, 426022, 556114, 689923, 1379846, 2769143, 5538286, 15549803, 31099606, 202147439, 404294878]

約数ペア:

[(1, 404294878), (2, 202147439), (13, 31099606), (26, 15549803), (73, 5538286), (146, 2769143), (293, 1379846), (586, 689923), (727, 556114), (949, 426022), (1454, 278057), (1898, 213011), (3809, 106142), (7618, 53071), (9451, 42778), (18902, 21389)]