4921887

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 6815232

約数和(自身を除く): 1893345

約数列:

[1, 3, 47, 67, 141, 201, 521, 1563, 3149, 9447, 24487, 34907, 73461, 104721, 1640629, 4921887]

約数ペア:

[(1, 4921887), (3, 1640629), (47, 104721), (67, 73461), (141, 34907), (201, 24487), (521, 9447), (1563, 3149)]