420603

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 16

約数和(自身を含む): 606720

約数和(自身を除く): 186117

約数列:

[1, 3, 19, 47, 57, 141, 157, 471, 893, 2679, 2983, 7379, 8949, 22137, 140201, 420603]

約数ペア:

[(1, 420603), (3, 140201), (19, 22137), (47, 8949), (57, 7379), (141, 2983), (157, 2679), (471, 893)]