1293399387

素因数分解:

$3^3\times 7^1\times {\mathrm{2377}}^1\times {\mathrm{2879}}^1$

素因数の和:5272

約数の個数: 32

約数和(自身を含む): 2191564800

約数和(自身を除く): 898165413

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2377, 2879, 7131, 8637, 16639, 20153, 21393, 25911, 49917, 60459, 64179, 77733, 149751, 181377, 449253, 544131, 6843383, 20530149, 47903681, 61590447, 143711043, 184771341, 431133129, 1293399387]

約数ペア:

[(1, 1293399387), (3, 431133129), (7, 184771341), (9, 143711043), (21, 61590447), (27, 47903681), (63, 20530149), (189, 6843383), (2377, 544131), (2879, 449253), (7131, 181377), (8637, 149751), (16639, 77733), (20153, 64179), (21393, 60459), (25911, 49917)]