258259752

素因数分解:

$2^3\times 3^4\times {\mathrm{398549}}^1$

素因数の和:398567

約数の個数: 40

約数和(自身を含む): 723368250

約数和(自身を除く): 465108498

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 398549, 797098, 1195647, 1594196, 2391294, 3188392, 3586941, 4782588, 7173882, 9565176, 10760823, 14347764, 21521646, 28695528, 32282469, 43043292, 64564938, 86086584, 129129876, 258259752]

約数ペア:

[(1, 258259752), (2, 129129876), (3, 86086584), (4, 64564938), (6, 43043292), (8, 32282469), (9, 28695528), (12, 21521646), (18, 14347764), (24, 10760823), (27, 9565176), (36, 7173882), (54, 4782588), (72, 3586941), (81, 3188392), (108, 2391294), (162, 1594196), (216, 1195647), (324, 797098), (648, 398549)]