18105105

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 30140928

約数和(自身を除く): 12035823

約数列:

[1, 3, 5, 15, 47, 61, 141, 183, 235, 305, 421, 705, 915, 1263, 2105, 2867, 6315, 8601, 14335, 19787, 25681, 43005, 59361, 77043, 98935, 128405, 296805, 385215, 1207007, 3621021, 6035035, 18105105]

約数ペア:

[(1, 18105105), (3, 6035035), (5, 3621021), (15, 1207007), (47, 385215), (61, 296805), (141, 128405), (183, 98935), (235, 77043), (305, 59361), (421, 43005), (705, 25681), (915, 19787), (1263, 14335), (2105, 8601), (2867, 6315)]