130369905

素因数分解:

$3^4\times 5^1\times {\mathrm{321901}}^1$

素因数の和:321918

約数の個数: 20

約数和(自身を含む): 233700852

約数和(自身を除く): 103330947

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 321901, 965703, 1609505, 2897109, 4828515, 8691327, 14485545, 26073981, 43456635, 130369905]

約数ペア:

[(1, 130369905), (3, 43456635), (5, 26073981), (9, 14485545), (15, 8691327), (27, 4828515), (45, 2897109), (81, 1609505), (135, 965703), (405, 321901)]