208569426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{86257}}^1$

素因数の和:86306

約数の個数: 32

約数和(自身を含む): 463723008

約数和(自身を除く): 255153582

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 86257, 172514, 258771, 517542, 1121341, 2242682, 2673967, 3364023, 5347934, 6728046, 8021901, 16043802, 34761571, 69523142, 104284713, 208569426]

約数ペア:

[(1, 208569426), (2, 104284713), (3, 69523142), (6, 34761571), (13, 16043802), (26, 8021901), (31, 6728046), (39, 5347934), (62, 3364023), (78, 2673967), (93, 2242682), (186, 1121341), (403, 517542), (806, 258771), (1209, 172514), (2418, 86257)]