28376139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 15492021

約数列:

[1, 3, 11, 19, 33, 57, 167, 209, 271, 501, 627, 813, 1837, 2981, 3173, 5149, 5511, 8943, 9519, 15447, 34903, 45257, 56639, 104709, 135771, 169917, 497827, 859883, 1493481, 2579649, 9458713, 28376139]

約数ペア:

[(1, 28376139), (3, 9458713), (11, 2579649), (19, 1493481), (33, 859883), (57, 497827), (167, 169917), (209, 135771), (271, 104709), (501, 56639), (627, 45257), (813, 34903), (1837, 15447), (2981, 9519), (3173, 8943), (5149, 5511)]