998889294

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{12806273}}^1$

素因数の和:12806291

約数の個数: 16

約数和(自身を含む): 2151454032

約数和(自身を除く): 1152564738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 12806273, 25612546, 38418819, 76837638, 166481549, 332963098, 499444647, 998889294]

約数ペア:

[(1, 998889294), (2, 499444647), (3, 332963098), (6, 166481549), (13, 76837638), (26, 38418819), (39, 25612546), (78, 12806273)]