4157991

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 6318000

約数和(自身を除く): 2160009

約数列:

[1, 3, 9, 29, 87, 89, 179, 261, 267, 537, 801, 1611, 2581, 5191, 7743, 15573, 15931, 23229, 46719, 47793, 143379, 461999, 1385997, 4157991]

約数ペア:

[(1, 4157991), (3, 1385997), (9, 461999), (29, 143379), (87, 47793), (89, 46719), (179, 23229), (261, 15931), (267, 15573), (537, 7743), (801, 5191), (1611, 2581)]