243671805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{179}}^2$

素因数の和:395

約数の個数: 54

約数和(自身を含む): 459922554

約数和(自身を除く): 216250749

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 179, 195, 507, 537, 585, 845, 895, 1521, 1611, 2327, 2535, 2685, 6981, 7605, 8055, 11635, 20943, 30251, 32041, 34905, 90753, 96123, 104715, 151255, 160205, 272259, 288369, 416533, 453765, 480615, 1249599, 1361295, 1441845, 2082665, 3748797, 5414929, 6247995, 16244787, 18743985, 27074645, 48734361, 81223935, 243671805]

約数ペア:

[(1, 243671805), (3, 81223935), (5, 48734361), (9, 27074645), (13, 18743985), (15, 16244787), (39, 6247995), (45, 5414929), (65, 3748797), (117, 2082665), (169, 1441845), (179, 1361295), (195, 1249599), (507, 480615), (537, 453765), (585, 416533), (845, 288369), (895, 272259), (1521, 160205), (1611, 151255), (2327, 104715), (2535, 96123), (2685, 90753), (6981, 34905), (7605, 32041), (8055, 30251), (11635, 20943)]