65475945

素因数分解:

$3^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{601}}^1$

素因数の和:887

約数の個数: 40

約数和(自身を含む): 118004040

約数和(自身を除く): 52528095

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 269, 405, 601, 807, 1345, 1803, 2421, 3005, 4035, 5409, 7263, 9015, 12105, 16227, 21789, 27045, 36315, 48681, 81135, 108945, 161669, 243405, 485007, 808345, 1455021, 2425035, 4365063, 7275105, 13095189, 21825315, 65475945]

約数ペア:

[(1, 65475945), (3, 21825315), (5, 13095189), (9, 7275105), (15, 4365063), (27, 2425035), (45, 1455021), (81, 808345), (135, 485007), (269, 243405), (405, 161669), (601, 108945), (807, 81135), (1345, 48681), (1803, 36315), (2421, 27045), (3005, 21789), (4035, 16227), (5409, 12105), (7263, 9015)]