243315645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1\times {\mathrm{1151}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 413061120

約数和(自身を除く): 169745475

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 829, 1151, 2487, 3453, 4145, 5755, 12435, 14093, 17265, 19567, 42279, 58701, 70465, 97835, 211395, 293505, 954179, 2862537, 4770895, 14312685, 16221043, 48663129, 81105215, 243315645]

約数ペア:

[(1, 243315645), (3, 81105215), (5, 48663129), (15, 16221043), (17, 14312685), (51, 4770895), (85, 2862537), (255, 954179), (829, 293505), (1151, 211395), (2487, 97835), (3453, 70465), (4145, 58701), (5755, 42279), (12435, 19567), (14093, 17265)]