25216394

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 44706816

約数和(自身を除く): 19490422

約数列:

[1, 2, 7, 14, 41, 82, 197, 223, 287, 394, 446, 574, 1379, 1561, 2758, 3122, 8077, 9143, 16154, 18286, 43931, 56539, 64001, 87862, 113078, 128002, 307517, 615034, 1801171, 3602342, 12608197, 25216394]

約数ペア:

[(1, 25216394), (2, 12608197), (7, 3602342), (14, 1801171), (41, 615034), (82, 307517), (197, 128002), (223, 113078), (287, 87862), (394, 64001), (446, 56539), (574, 43931), (1379, 18286), (1561, 16154), (2758, 9143), (3122, 8077)]