205013985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20369}}^1$

素因数の和:20449

約数の個数: 32

約数和(自身を含む): 363726720

約数和(自身を除く): 158712735

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 2013, 3355, 10065, 20369, 61107, 101845, 224059, 305535, 672177, 1120295, 1242509, 3360885, 3727527, 6212545, 13667599, 18637635, 41002797, 68337995, 205013985]

約数ペア:

[(1, 205013985), (3, 68337995), (5, 41002797), (11, 18637635), (15, 13667599), (33, 6212545), (55, 3727527), (61, 3360885), (165, 1242509), (183, 1120295), (305, 672177), (671, 305535), (915, 224059), (2013, 101845), (3355, 61107), (10065, 20369)]