243945

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 470400

約数和(自身を除く): 226455

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 139, 195, 351, 417, 585, 695, 1251, 1755, 1807, 2085, 3753, 5421, 6255, 9035, 16263, 18765, 27105, 48789, 81315, 243945]

約数ペア:

[(1, 243945), (3, 81315), (5, 48789), (9, 27105), (13, 18765), (15, 16263), (27, 9035), (39, 6255), (45, 5421), (65, 3753), (117, 2085), (135, 1807), (139, 1755), (195, 1251), (351, 695), (417, 585)]