28190451

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1009}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 38460800

約数和(自身を除く): 10270349

約数列:

[1, 3, 67, 139, 201, 417, 1009, 3027, 9313, 27939, 67603, 140251, 202809, 420753, 9396817, 28190451]

約数ペア:

[(1, 28190451), (3, 9396817), (67, 420753), (139, 202809), (201, 140251), (417, 67603), (1009, 27939), (3027, 9313)]