28682871

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22391}}^1$

素因数の和:22462

約数の個数: 16

約数和(自身を含む): 44425728

約数和(自身を除く): 15742857

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 22391, 67173, 156737, 470211, 1365851, 4097553, 9560957, 28682871]

約数ペア:

[(1, 28682871), (3, 9560957), (7, 4097553), (21, 1365851), (61, 470211), (183, 156737), (427, 67173), (1281, 22391)]