42813117

素因数分解:

$3^4\times {\mathrm{541}}^1\times {\mathrm{977}}^1$

素因数の和:1530

約数の個数: 20

約数和(自身を含む): 64139196

約数和(自身を除く): 21326079

約数列:

[1, 3, 9, 27, 81, 541, 977, 1623, 2931, 4869, 8793, 14607, 26379, 43821, 79137, 528557, 1585671, 4757013, 14271039, 42813117]

約数ペア:

[(1, 42813117), (3, 14271039), (9, 4757013), (27, 1585671), (81, 528557), (541, 79137), (977, 43821), (1623, 26379), (2931, 14607), (4869, 8793)]