2116727991

素因数分解:

$3^3\times 7^1\times {\mathrm{631}}^1\times {\mathrm{17749}}^1$

素因数の和:18396

約数の個数: 32

約数和(自身を含む): 3589760000

約数和(自身を除く): 1473032009

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 631, 1893, 4417, 5679, 13251, 17037, 17749, 39753, 53247, 119259, 124243, 159741, 372729, 479223, 1118187, 3354561, 11199619, 33598857, 78397333, 100796571, 235191999, 302389713, 705575997, 2116727991]

約数ペア:

[(1, 2116727991), (3, 705575997), (7, 302389713), (9, 235191999), (21, 100796571), (27, 78397333), (63, 33598857), (189, 11199619), (631, 3354561), (1893, 1118187), (4417, 479223), (5679, 372729), (13251, 159741), (17037, 124243), (17749, 119259), (39753, 53247)]