261330407984

素因数分解:

$2^4\times {\mathrm{292777}}^1\times {\mathrm{55787}}^1$

素因数の和:348572

約数の個数: 20

約数和(自身を含む): 506338470984

約数和(自身を除く): 245008063000

約数列:

[1, 2, 4, 8, 16, 55787, 111574, 223148, 292777, 446296, 585554, 892592, 1171108, 2342216, 4684432, 16333150499, 32666300998, 65332601996, 130665203992, 261330407984]

約数ペア:

[(1, 261330407984), (2, 130665203992), (4, 65332601996), (8, 32666300998), (16, 16333150499), (55787, 4684432), (111574, 2342216), (223148, 1171108), (292777, 892592), (446296, 585554)]