28627725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1810

約数の個数: 48

約数和(自身を含む): 55869440

約数和(自身を除く): 27241715

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 93, 105, 155, 175, 217, 465, 525, 651, 775, 1085, 1759, 2325, 3255, 5277, 5425, 8795, 12313, 16275, 26385, 36939, 43975, 54529, 61565, 131925, 163587, 184695, 272645, 307825, 381703, 817935, 923475, 1145109, 1363225, 1908515, 4089675, 5725545, 9542575, 28627725]

約数ペア:

[(1, 28627725), (3, 9542575), (5, 5725545), (7, 4089675), (15, 1908515), (21, 1363225), (25, 1145109), (31, 923475), (35, 817935), (75, 381703), (93, 307825), (105, 272645), (155, 184695), (175, 163587), (217, 131925), (465, 61565), (525, 54529), (651, 43975), (775, 36939), (1085, 26385), (1759, 16275), (2325, 12313), (3255, 8795), (5277, 5425)]