13440315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6771

約数の個数: 32

約数和(自身を含む): 25873920

約数和(自身を除く): 12433605

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 6737, 20211, 33685, 47159, 101055, 128003, 141477, 235795, 384009, 640015, 707385, 896021, 1920045, 2688063, 4480105, 13440315]

約数ペア:

[(1, 13440315), (3, 4480105), (5, 2688063), (7, 1920045), (15, 896021), (19, 707385), (21, 640015), (35, 384009), (57, 235795), (95, 141477), (105, 128003), (133, 101055), (285, 47159), (399, 33685), (665, 20211), (1995, 6737)]