253444815

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144413}}^1$

素因数の和:144440

約数の個数: 32

約数和(自身を含む): 485231040

約数和(自身を除く): 231786225

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 144413, 433239, 722065, 1299717, 1877369, 2166195, 3899151, 5632107, 6498585, 9386845, 16896321, 19495755, 28160535, 50688963, 84481605, 253444815]

約数ペア:

[(1, 253444815), (3, 84481605), (5, 50688963), (9, 28160535), (13, 19495755), (15, 16896321), (27, 9386845), (39, 6498585), (45, 5632107), (65, 3899151), (117, 2166195), (135, 1877369), (195, 1299717), (351, 722065), (585, 433239), (1755, 144413)]