18484281

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 29789760

約数和(自身を除く): 11305479

約数列:

[1, 3, 9, 27, 29, 43, 61, 81, 87, 129, 183, 243, 261, 387, 549, 783, 1161, 1247, 1647, 1769, 2349, 2623, 3483, 3741, 4941, 5307, 7047, 7869, 10449, 11223, 14823, 15921, 23607, 33669, 47763, 70821, 76067, 101007, 143289, 212463, 228201, 303021, 429867, 637389, 684603, 2053809, 6161427, 18484281]

約数ペア:

[(1, 18484281), (3, 6161427), (9, 2053809), (27, 684603), (29, 637389), (43, 429867), (61, 303021), (81, 228201), (87, 212463), (129, 143289), (183, 101007), (243, 76067), (261, 70821), (387, 47763), (549, 33669), (783, 23607), (1161, 15921), (1247, 14823), (1647, 11223), (1769, 10449), (2349, 7869), (2623, 7047), (3483, 5307), (3741, 4941)]