72449517

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2459}}^1$

素因数の和:2553

約数の個数: 32

約数和(自身を含む): 117135360

約数和(自身を除く): 44685843

約数列:

[1, 3, 7, 21, 23, 61, 69, 161, 183, 427, 483, 1281, 1403, 2459, 4209, 7377, 9821, 17213, 29463, 51639, 56557, 149999, 169671, 395899, 449997, 1049993, 1187697, 3149979, 3449977, 10349931, 24149839, 72449517]

約数ペア:

[(1, 72449517), (3, 24149839), (7, 10349931), (21, 3449977), (23, 3149979), (61, 1187697), (69, 1049993), (161, 449997), (183, 395899), (427, 169671), (483, 149999), (1281, 56557), (1403, 51639), (2459, 29463), (4209, 17213), (7377, 9821)]