2221508721

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{543289}}^1$

素因数の和:543368

約数の個数: 16

約数和(自身を含む): 3129350400

約数和(自身を除く): 907841679

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 543289, 1629867, 15755381, 25534583, 47266143, 76603749, 740502907, 2221508721]

約数ペア:

[(1, 2221508721), (3, 740502907), (29, 76603749), (47, 47266143), (87, 25534583), (141, 15755381), (1363, 1629867), (4089, 543289)]